Home / 11,425.68-15,767.52-6,710.04

Finding the Fourth Proportional to 11,425.68, 15,767.52 and 6,710.04

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Solution

The fourth proportional to 11,425.68, 15,767.52 and 6,710.04 is: 9,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.68 : 15,767.52 = 6,710.04 : x
  2. Step 2: Convert to fraction form
    11,425.68/15,767.52 = 6,710.04/x
  3. Step 3: Cross multiply
    11,425.68x = 15,767.52 × 6,710.04
  4. Step 4: Simplify right side
    11,425.68x = 105,800,689.90
  5. Step 5: Solve for x
    x = 105,800,689.90/11,425.68
  6. Step 6: Final answer
    x = 9,259.90

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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.