Home / 8,230.28-12,346.17-2,682.20

Finding the Fourth Proportional to 8,230.28, 12,346.17 and 2,682.20

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Solution

The fourth proportional to 8,230.28, 12,346.17 and 2,682.20 is: 4,023.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.28 : 12,346.17 = 2,682.20 : x
  2. Step 2: Convert to fraction form
    8,230.28/12,346.17 = 2,682.20/x
  3. Step 3: Cross multiply
    8,230.28x = 12,346.17 × 2,682.20
  4. Step 4: Simplify right side
    8,230.28x = 33,114,897.17
  5. Step 5: Solve for x
    x = 33,114,897.17/8,230.28
  6. Step 6: Final answer
    x = 4,023.54

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1.5x scale

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.