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Finding the Fourth Proportional to 8,246.28, 12,363 and 5,606.88

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Solution

The fourth proportional to 8,246.28, 12,363 and 5,606.88 is: 8,405.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.28 : 12,363 = 5,606.88 : x
  2. Step 2: Convert to fraction form
    8,246.28/12,363 = 5,606.88/x
  3. Step 3: Cross multiply
    8,246.28x = 12,363 × 5,606.88
  4. Step 4: Simplify right side
    8,246.28x = 69,317,857.44
  5. Step 5: Solve for x
    x = 69,317,857.44/8,246.28
  6. Step 6: Final answer
    x = 8,405.95

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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.