Home / 5,453.83-8,180.29-2,166.04

Finding the Fourth Proportional to 5,453.83, 8,180.29 and 2,166.04

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Solution

The fourth proportional to 5,453.83, 8,180.29 and 2,166.04 is: 3,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.83 : 8,180.29 = 2,166.04 : x
  2. Step 2: Convert to fraction form
    5,453.83/8,180.29 = 2,166.04/x
  3. Step 3: Cross multiply
    5,453.83x = 8,180.29 × 2,166.04
  4. Step 4: Simplify right side
    5,453.83x = 17,718,824.52
  5. Step 5: Solve for x
    x = 17,718,824.52/5,453.83
  6. Step 6: Final answer
    x = 3,248.88

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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.