Home / 4,177.76-6,272.96-3,319.04

Finding the Fourth Proportional to 4,177.76, 6,272.96 and 3,319.04

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Solution

The fourth proportional to 4,177.76, 6,272.96 and 3,319.04 is: 4,983.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.76 : 6,272.96 = 3,319.04 : x
  2. Step 2: Convert to fraction form
    4,177.76/6,272.96 = 3,319.04/x
  3. Step 3: Cross multiply
    4,177.76x = 6,272.96 × 3,319.04
  4. Step 4: Simplify right side
    4,177.76x = 20,820,205.16
  5. Step 5: Solve for x
    x = 20,820,205.16/4,177.76
  6. Step 6: Final answer
    x = 4,983.58

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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.