Home / 5,417.91-8,129.55-3,044.52

Finding the Fourth Proportional to 5,417.91, 8,129.55 and 3,044.52

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Solution

The fourth proportional to 5,417.91, 8,129.55 and 3,044.52 is: 4,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.91 : 8,129.55 = 3,044.52 : x
  2. Step 2: Convert to fraction form
    5,417.91/8,129.55 = 3,044.52/x
  3. Step 3: Cross multiply
    5,417.91x = 8,129.55 × 3,044.52
  4. Step 4: Simplify right side
    5,417.91x = 24,750,577.57
  5. Step 5: Solve for x
    x = 24,750,577.57/5,417.91
  6. Step 6: Final answer
    x = 4,568.29

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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.