Home / 10,107.52-15,146.97-7,607.04

Finding the Fourth Proportional to 10,107.52, 15,146.97 and 7,607.04

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Solution

The fourth proportional to 10,107.52, 15,146.97 and 7,607.04 is: 11,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.52 : 15,146.97 = 7,607.04 : x
  2. Step 2: Convert to fraction form
    10,107.52/15,146.97 = 7,607.04/x
  3. Step 3: Cross multiply
    10,107.52x = 15,146.97 × 7,607.04
  4. Step 4: Simplify right side
    10,107.52x = 115,223,606.67
  5. Step 5: Solve for x
    x = 115,223,606.67/10,107.52
  6. Step 6: Final answer
    x = 11,399.79

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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.