Home / 3,354.20-5,031.29-1,045.88

Finding the Fourth Proportional to 3,354.20, 5,031.29 and 1,045.88

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Solution

The fourth proportional to 3,354.20, 5,031.29 and 1,045.88 is: 1,568.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.20 : 5,031.29 = 1,045.88 : x
  2. Step 2: Convert to fraction form
    3,354.20/5,031.29 = 1,045.88/x
  3. Step 3: Cross multiply
    3,354.20x = 5,031.29 × 1,045.88
  4. Step 4: Simplify right side
    3,354.20x = 5,262,103.04
  5. Step 5: Solve for x
    x = 5,262,103.04/3,354.20
  6. Step 6: Final answer
    x = 1,568.81

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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.