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Finding the Fourth Proportional to 3,259.44, 4,495.97 and 1,932.19

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Solution

The fourth proportional to 3,259.44, 4,495.97 and 1,932.19 is: 2,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.44 : 4,495.97 = 1,932.19 : x
  2. Step 2: Convert to fraction form
    3,259.44/4,495.97 = 1,932.19/x
  3. Step 3: Cross multiply
    3,259.44x = 4,495.97 × 1,932.19
  4. Step 4: Simplify right side
    3,259.44x = 8,687,061.86
  5. Step 5: Solve for x
    x = 8,687,061.86/3,259.44
  6. Step 6: Final answer
    x = 2,665.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.