Home / 8,182.28-12,275.46-2,338.94

Finding the Fourth Proportional to 8,182.28, 12,275.46 and 2,338.94

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Solution

The fourth proportional to 8,182.28, 12,275.46 and 2,338.94 is: 3,508.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.28 : 12,275.46 = 2,338.94 : x
  2. Step 2: Convert to fraction form
    8,182.28/12,275.46 = 2,338.94/x
  3. Step 3: Cross multiply
    8,182.28x = 12,275.46 × 2,338.94
  4. Step 4: Simplify right side
    8,182.28x = 28,711,564.41
  5. Step 5: Solve for x
    x = 28,711,564.41/8,182.28
  6. Step 6: Final answer
    x = 3,508.99

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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.