Home / 5,387.25-8,068.05-2,748.27

Finding the Fourth Proportional to 5,387.25, 8,068.05 and 2,748.27

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Solution

The fourth proportional to 5,387.25, 8,068.05 and 2,748.27 is: 4,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.25 : 8,068.05 = 2,748.27 : x
  2. Step 2: Convert to fraction form
    5,387.25/8,068.05 = 2,748.27/x
  3. Step 3: Cross multiply
    5,387.25x = 8,068.05 × 2,748.27
  4. Step 4: Simplify right side
    5,387.25x = 22,173,179.77
  5. Step 5: Solve for x
    x = 22,173,179.77/5,387.25
  6. Step 6: Final answer
    x = 4,115.86

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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.