Home / 5,046.30-7,572.18-2,126.64

Finding the Fourth Proportional to 5,046.30, 7,572.18 and 2,126.64

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Solution

The fourth proportional to 5,046.30, 7,572.18 and 2,126.64 is: 3,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.30 : 7,572.18 = 2,126.64 : x
  2. Step 2: Convert to fraction form
    5,046.30/7,572.18 = 2,126.64/x
  3. Step 3: Cross multiply
    5,046.30x = 7,572.18 × 2,126.64
  4. Step 4: Simplify right side
    5,046.30x = 16,103,300.88
  5. Step 5: Solve for x
    x = 16,103,300.88/5,046.30
  6. Step 6: Final answer
    x = 3,191.11

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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.