Home / 3,184.20-4,397.76-3,028.68

Finding the Fourth Proportional to 3,184.20, 4,397.76 and 3,028.68

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Solution

The fourth proportional to 3,184.20, 4,397.76 and 3,028.68 is: 4,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.20 : 4,397.76 = 3,028.68 : x
  2. Step 2: Convert to fraction form
    3,184.20/4,397.76 = 3,028.68/x
  3. Step 3: Cross multiply
    3,184.20x = 4,397.76 × 3,028.68
  4. Step 4: Simplify right side
    3,184.20x = 13,319,407.76
  5. Step 5: Solve for x
    x = 13,319,407.76/3,184.20
  6. Step 6: Final answer
    x = 4,182.97

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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.