Home / 4,455.87-6,691.40-3,714.72

Finding the Fourth Proportional to 4,455.87, 6,691.40 and 3,714.72

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Solution

The fourth proportional to 4,455.87, 6,691.40 and 3,714.72 is: 5,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.87 : 6,691.40 = 3,714.72 : x
  2. Step 2: Convert to fraction form
    4,455.87/6,691.40 = 3,714.72/x
  3. Step 3: Cross multiply
    4,455.87x = 6,691.40 × 3,714.72
  4. Step 4: Simplify right side
    4,455.87x = 24,856,677.41
  5. Step 5: Solve for x
    x = 24,856,677.41/4,455.87
  6. Step 6: Final answer
    x = 5,578.41

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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.