Home / 10,945.52-15,104.04-8,593.28

Finding the Fourth Proportional to 10,945.52, 15,104.04 and 8,593.28

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Solution

The fourth proportional to 10,945.52, 15,104.04 and 8,593.28 is: 11,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945.52 : 15,104.04 = 8,593.28 : x
  2. Step 2: Convert to fraction form
    10,945.52/15,104.04 = 8,593.28/x
  3. Step 3: Cross multiply
    10,945.52x = 15,104.04 × 8,593.28
  4. Step 4: Simplify right side
    10,945.52x = 129,793,244.85
  5. Step 5: Solve for x
    x = 129,793,244.85/10,945.52
  6. Step 6: Final answer
    x = 11,858.12

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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.