Home / 5,011.32-7,517.92-1,547.76

Finding the Fourth Proportional to 5,011.32, 7,517.92 and 1,547.76

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Solution

The fourth proportional to 5,011.32, 7,517.92 and 1,547.76 is: 2,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.32 : 7,517.92 = 1,547.76 : x
  2. Step 2: Convert to fraction form
    5,011.32/7,517.92 = 1,547.76/x
  3. Step 3: Cross multiply
    5,011.32x = 7,517.92 × 1,547.76
  4. Step 4: Simplify right side
    5,011.32x = 11,635,935.86
  5. Step 5: Solve for x
    x = 11,635,935.86/5,011.32
  6. Step 6: Final answer
    x = 2,321.93

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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.