Home / 7,348.17-10,143.38-5,111.34

Finding the Fourth Proportional to 7,348.17, 10,143.38 and 5,111.34

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Solution

The fourth proportional to 7,348.17, 10,143.38 and 5,111.34 is: 7,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.17 : 10,143.38 = 5,111.34 : x
  2. Step 2: Convert to fraction form
    7,348.17/10,143.38 = 5,111.34/x
  3. Step 3: Cross multiply
    7,348.17x = 10,143.38 × 5,111.34
  4. Step 4: Simplify right side
    7,348.17x = 51,846,331.44
  5. Step 5: Solve for x
    x = 51,846,331.44/7,348.17
  6. Step 6: Final answer
    x = 7,055.68

Related Problems

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Half scale
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Double scale
Find fourth proportional to 7,349.17, 10,144.76 and 5,112.34
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.