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Finding the Fourth Proportional to 1,729.85, 2,594.84 and 1,471.64

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Solution

The fourth proportional to 1,729.85, 2,594.84 and 1,471.64 is: 2,207.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.85 : 2,594.84 = 1,471.64 : x
  2. Step 2: Convert to fraction form
    1,729.85/2,594.84 = 1,471.64/x
  3. Step 3: Cross multiply
    1,729.85x = 2,594.84 × 1,471.64
  4. Step 4: Simplify right side
    1,729.85x = 3,818,650.01
  5. Step 5: Solve for x
    x = 3,818,650.01/1,729.85
  6. Step 6: Final answer
    x = 2,207.51

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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.