Home / 1,031.13-1,546.58-372.98

Finding the Fourth Proportional to 1,031.13, 1,546.58 and 372.98

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Solution

The fourth proportional to 1,031.13, 1,546.58 and 372.98 is: 559.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031.13 : 1,546.58 = 372.98 : x
  2. Step 2: Convert to fraction form
    1,031.13/1,546.58 = 372.98/x
  3. Step 3: Cross multiply
    1,031.13x = 1,546.58 × 372.98
  4. Step 4: Simplify right side
    1,031.13x = 576,848.21
  5. Step 5: Solve for x
    x = 576,848.21/1,031.13
  6. Step 6: Final answer
    x = 559.43

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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.