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Finding the Fourth Proportional to 2,241.68, 3,358.92 and 1,264.88

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Solution

The fourth proportional to 2,241.68, 3,358.92 and 1,264.88 is: 1,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.68 : 3,358.92 = 1,264.88 : x
  2. Step 2: Convert to fraction form
    2,241.68/3,358.92 = 1,264.88/x
  3. Step 3: Cross multiply
    2,241.68x = 3,358.92 × 1,264.88
  4. Step 4: Simplify right side
    2,241.68x = 4,248,630.73
  5. Step 5: Solve for x
    x = 4,248,630.73/2,241.68
  6. Step 6: Final answer
    x = 1,895.29

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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.