Home / 10,104.08-13,937.28-5,909.36

Finding the Fourth Proportional to 10,104.08, 13,937.28 and 5,909.36

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Solution

The fourth proportional to 10,104.08, 13,937.28 and 5,909.36 is: 8,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.08 : 13,937.28 = 5,909.36 : x
  2. Step 2: Convert to fraction form
    10,104.08/13,937.28 = 5,909.36/x
  3. Step 3: Cross multiply
    10,104.08x = 13,937.28 × 5,909.36
  4. Step 4: Simplify right side
    10,104.08x = 82,360,404.94
  5. Step 5: Solve for x
    x = 82,360,404.94/10,104.08
  6. Step 6: Final answer
    x = 8,151.20

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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.