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Finding the Fourth Proportional to 1,652.83, 2,474.38 and 1,447.80

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Solution

The fourth proportional to 1,652.83, 2,474.38 and 1,447.80 is: 2,167.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.83 : 2,474.38 = 1,447.80 : x
  2. Step 2: Convert to fraction form
    1,652.83/2,474.38 = 1,447.80/x
  3. Step 3: Cross multiply
    1,652.83x = 2,474.38 × 1,447.80
  4. Step 4: Simplify right side
    1,652.83x = 3,582,391.75
  5. Step 5: Solve for x
    x = 3,582,391.75/1,652.83
  6. Step 6: Final answer
    x = 2,167.43

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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.