Home / 5,819.76-8,034.12-3,966.48

Finding the Fourth Proportional to 5,819.76, 8,034.12 and 3,966.48

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Solution

The fourth proportional to 5,819.76, 8,034.12 and 3,966.48 is: 5,475.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.76 : 8,034.12 = 3,966.48 : x
  2. Step 2: Convert to fraction form
    5,819.76/8,034.12 = 3,966.48/x
  3. Step 3: Cross multiply
    5,819.76x = 8,034.12 × 3,966.48
  4. Step 4: Simplify right side
    5,819.76x = 31,867,176.30
  5. Step 5: Solve for x
    x = 31,867,176.30/5,819.76
  6. Step 6: Final answer
    x = 5,475.69

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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.