Home / 3,640.16-5,452.56-2,470.88

Finding the Fourth Proportional to 3,640.16, 5,452.56 and 2,470.88

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Solution

The fourth proportional to 3,640.16, 5,452.56 and 2,470.88 is: 3,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.16 : 5,452.56 = 2,470.88 : x
  2. Step 2: Convert to fraction form
    3,640.16/5,452.56 = 2,470.88/x
  3. Step 3: Cross multiply
    3,640.16x = 5,452.56 × 2,470.88
  4. Step 4: Simplify right side
    3,640.16x = 13,472,621.45
  5. Step 5: Solve for x
    x = 13,472,621.45/3,640.16
  6. Step 6: Final answer
    x = 3,701.11

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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.