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Finding the Fourth Proportional to 1,773.20, 2,660.27 and 1,743.84

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Solution

The fourth proportional to 1,773.20, 2,660.27 and 1,743.84 is: 2,616.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.20 : 2,660.27 = 1,743.84 : x
  2. Step 2: Convert to fraction form
    1,773.20/2,660.27 = 1,743.84/x
  3. Step 3: Cross multiply
    1,773.20x = 2,660.27 × 1,743.84
  4. Step 4: Simplify right side
    1,773.20x = 4,639,085.24
  5. Step 5: Solve for x
    x = 4,639,085.24/1,773.20
  6. Step 6: Final answer
    x = 2,616.22

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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.