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Finding the Fourth Proportional to 3,337.62, 5,012.91 and 2,760.63

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Solution

The fourth proportional to 3,337.62, 5,012.91 and 2,760.63 is: 4,146.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.62 : 5,012.91 = 2,760.63 : x
  2. Step 2: Convert to fraction form
    3,337.62/5,012.91 = 2,760.63/x
  3. Step 3: Cross multiply
    3,337.62x = 5,012.91 × 2,760.63
  4. Step 4: Simplify right side
    3,337.62x = 13,838,789.73
  5. Step 5: Solve for x
    x = 13,838,789.73/3,337.62
  6. Step 6: Final answer
    x = 4,146.30

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1.5x scale

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.