Home / 4,331.28-6,483.56-2,766.12

Finding the Fourth Proportional to 4,331.28, 6,483.56 and 2,766.12

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Solution

The fourth proportional to 4,331.28, 6,483.56 and 2,766.12 is: 4,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.28 : 6,483.56 = 2,766.12 : x
  2. Step 2: Convert to fraction form
    4,331.28/6,483.56 = 2,766.12/x
  3. Step 3: Cross multiply
    4,331.28x = 6,483.56 × 2,766.12
  4. Step 4: Simplify right side
    4,331.28x = 17,934,304.99
  5. Step 5: Solve for x
    x = 17,934,304.99/4,331.28
  6. Step 6: Final answer
    x = 4,140.65

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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.