Home / 7,343.19-10,126.16-6,284.47

Finding the Fourth Proportional to 7,343.19, 10,126.16 and 6,284.47

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Solution

The fourth proportional to 7,343.19, 10,126.16 and 6,284.47 is: 8,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.19 : 10,126.16 = 6,284.47 : x
  2. Step 2: Convert to fraction form
    7,343.19/10,126.16 = 6,284.47/x
  3. Step 3: Cross multiply
    7,343.19x = 10,126.16 × 6,284.47
  4. Step 4: Simplify right side
    7,343.19x = 63,637,548.74
  5. Step 5: Solve for x
    x = 63,637,548.74/7,343.19
  6. Step 6: Final answer
    x = 8,666.20

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Find fourth proportional to 3,671.60, 5,063.08 and 3,142.24
Half scale
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Double scale
Find fourth proportional to 7,344.19, 10,127.54 and 6,285.47
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.