Home / 7,259.16-9,995.28-6,357.70

Finding the Fourth Proportional to 7,259.16, 9,995.28 and 6,357.70

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Solution

The fourth proportional to 7,259.16, 9,995.28 and 6,357.70 is: 8,754.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.16 : 9,995.28 = 6,357.70 : x
  2. Step 2: Convert to fraction form
    7,259.16/9,995.28 = 6,357.70/x
  3. Step 3: Cross multiply
    7,259.16x = 9,995.28 × 6,357.70
  4. Step 4: Simplify right side
    7,259.16x = 63,546,991.66
  5. Step 5: Solve for x
    x = 63,546,991.66/7,259.16
  6. Step 6: Final answer
    x = 8,754.04

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Double scale
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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.