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Finding the Fourth Proportional to 3,801.74, 5,248.33 and 2,387.48

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Solution

The fourth proportional to 3,801.74, 5,248.33 and 2,387.48 is: 3,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.74 : 5,248.33 = 2,387.48 : x
  2. Step 2: Convert to fraction form
    3,801.74/5,248.33 = 2,387.48/x
  3. Step 3: Cross multiply
    3,801.74x = 5,248.33 × 2,387.48
  4. Step 4: Simplify right side
    3,801.74x = 12,530,250.70
  5. Step 5: Solve for x
    x = 12,530,250.70/3,801.74
  6. Step 6: Final answer
    x = 3,295.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.