Home / 10,251.66-15,385.62-4,707.56

Finding the Fourth Proportional to 10,251.66, 15,385.62 and 4,707.56

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Solution

The fourth proportional to 10,251.66, 15,385.62 and 4,707.56 is: 7,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.66 : 15,385.62 = 4,707.56 : x
  2. Step 2: Convert to fraction form
    10,251.66/15,385.62 = 4,707.56/x
  3. Step 3: Cross multiply
    10,251.66x = 15,385.62 × 4,707.56
  4. Step 4: Simplify right side
    10,251.66x = 72,428,729.29
  5. Step 5: Solve for x
    x = 72,428,729.29/10,251.66
  6. Step 6: Final answer
    x = 7,065.07

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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.