Home / 3,354.38-5,031.56-1,045.88

Finding the Fourth Proportional to 3,354.38, 5,031.56 and 1,045.88

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Solution

The fourth proportional to 3,354.38, 5,031.56 and 1,045.88 is: 1,568.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.38 : 5,031.56 = 1,045.88 : x
  2. Step 2: Convert to fraction form
    3,354.38/5,031.56 = 1,045.88/x
  3. Step 3: Cross multiply
    3,354.38x = 5,031.56 × 1,045.88
  4. Step 4: Simplify right side
    3,354.38x = 5,262,407.97
  5. Step 5: Solve for x
    x = 5,262,407.97/3,354.38
  6. Step 6: Final answer
    x = 1,568.82

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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.