Home / 4,521.15-6,788.54-3,691.91

Finding the Fourth Proportional to 4,521.15, 6,788.54 and 3,691.91

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Solution

The fourth proportional to 4,521.15, 6,788.54 and 3,691.91 is: 5,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.15 : 6,788.54 = 3,691.91 : x
  2. Step 2: Convert to fraction form
    4,521.15/6,788.54 = 3,691.91/x
  3. Step 3: Cross multiply
    4,521.15x = 6,788.54 × 3,691.91
  4. Step 4: Simplify right side
    4,521.15x = 25,062,704.91
  5. Step 5: Solve for x
    x = 25,062,704.91/4,521.15
  6. Step 6: Final answer
    x = 5,543.44

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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.