Home / 4,388.70-6,587.61-2,543.42

Finding the Fourth Proportional to 4,388.70, 6,587.61 and 2,543.42

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Solution

The fourth proportional to 4,388.70, 6,587.61 and 2,543.42 is: 3,817.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.70 : 6,587.61 = 2,543.42 : x
  2. Step 2: Convert to fraction form
    4,388.70/6,587.61 = 2,543.42/x
  3. Step 3: Cross multiply
    4,388.70x = 6,587.61 × 2,543.42
  4. Step 4: Simplify right side
    4,388.70x = 16,755,046.31
  5. Step 5: Solve for x
    x = 16,755,046.31/4,388.70
  6. Step 6: Final answer
    x = 3,817.77

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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.