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Finding the Fourth Proportional to 1,773.84, 2,641.84 and 1,659.93

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Solution

The fourth proportional to 1,773.84, 2,641.84 and 1,659.93 is: 2,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.84 : 2,641.84 = 1,659.93 : x
  2. Step 2: Convert to fraction form
    1,773.84/2,641.84 = 1,659.93/x
  3. Step 3: Cross multiply
    1,773.84x = 2,641.84 × 1,659.93
  4. Step 4: Simplify right side
    1,773.84x = 4,385,269.47
  5. Step 5: Solve for x
    x = 4,385,269.47/1,773.84
  6. Step 6: Final answer
    x = 2,472.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.