Home / 10,010.92-15,037.14-7,945.48

Finding the Fourth Proportional to 10,010.92, 15,037.14 and 7,945.48

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Solution

The fourth proportional to 10,010.92, 15,037.14 and 7,945.48 is: 11,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.92 : 15,037.14 = 7,945.48 : x
  2. Step 2: Convert to fraction form
    10,010.92/15,037.14 = 7,945.48/x
  3. Step 3: Cross multiply
    10,010.92x = 15,037.14 × 7,945.48
  4. Step 4: Simplify right side
    10,010.92x = 119,477,295.13
  5. Step 5: Solve for x
    x = 119,477,295.13/10,010.92
  6. Step 6: Final answer
    x = 11,934.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.