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Finding the Fourth Proportional to 1,659.84, 2,490.24 and 1,463.04

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Solution

The fourth proportional to 1,659.84, 2,490.24 and 1,463.04 is: 2,194.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659.84 : 2,490.24 = 1,463.04 : x
  2. Step 2: Convert to fraction form
    1,659.84/2,490.24 = 1,463.04/x
  3. Step 3: Cross multiply
    1,659.84x = 2,490.24 × 1,463.04
  4. Step 4: Simplify right side
    1,659.84x = 3,643,320.73
  5. Step 5: Solve for x
    x = 3,643,320.73/1,659.84
  6. Step 6: Final answer
    x = 2,194.98

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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.