Home / 1,731.27-2,598.04-635.64

Finding the Fourth Proportional to 1,731.27, 2,598.04 and 635.64

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Solution

The fourth proportional to 1,731.27, 2,598.04 and 635.64 is: 953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.27 : 2,598.04 = 635.64 : x
  2. Step 2: Convert to fraction form
    1,731.27/2,598.04 = 635.64/x
  3. Step 3: Cross multiply
    1,731.27x = 2,598.04 × 635.64
  4. Step 4: Simplify right side
    1,731.27x = 1,651,414.97
  5. Step 5: Solve for x
    x = 1,651,414.97/1,731.27
  6. Step 6: Final answer
    x = 953.88

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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.