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Finding the Fourth Proportional to 1,037.91, 1,555.04 and 924.92

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Solution

The fourth proportional to 1,037.91, 1,555.04 and 924.92 is: 1,385.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.91 : 1,555.04 = 924.92 : x
  2. Step 2: Convert to fraction form
    1,037.91/1,555.04 = 924.92/x
  3. Step 3: Cross multiply
    1,037.91x = 1,555.04 × 924.92
  4. Step 4: Simplify right side
    1,037.91x = 1,438,275.20
  5. Step 5: Solve for x
    x = 1,438,275.20/1,037.91
  6. Step 6: Final answer
    x = 1,385.74

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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.