Home / 10,177.10-15,262.38-5,246.12

Finding the Fourth Proportional to 10,177.10, 15,262.38 and 5,246.12

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Solution

The fourth proportional to 10,177.10, 15,262.38 and 5,246.12 is: 7,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.10 : 15,262.38 = 5,246.12 : x
  2. Step 2: Convert to fraction form
    10,177.10/15,262.38 = 5,246.12/x
  3. Step 3: Cross multiply
    10,177.10x = 15,262.38 × 5,246.12
  4. Step 4: Simplify right side
    10,177.10x = 80,068,276.97
  5. Step 5: Solve for x
    x = 80,068,276.97/10,177.10
  6. Step 6: Final answer
    x = 7,867.49

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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.