Home / 3,292.20-4,543.29-1,966.02

Finding the Fourth Proportional to 3,292.20, 4,543.29 and 1,966.02

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Solution

The fourth proportional to 3,292.20, 4,543.29 and 1,966.02 is: 2,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.20 : 4,543.29 = 1,966.02 : x
  2. Step 2: Convert to fraction form
    3,292.20/4,543.29 = 1,966.02/x
  3. Step 3: Cross multiply
    3,292.20x = 4,543.29 × 1,966.02
  4. Step 4: Simplify right side
    3,292.20x = 8,932,199.01
  5. Step 5: Solve for x
    x = 8,932,199.01/3,292.20
  6. Step 6: Final answer
    x = 2,713.14

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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.