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Finding the Fourth Proportional to 8,551.67, 12,827.50 and 6,226.47

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Solution

The fourth proportional to 8,551.67, 12,827.50 and 6,226.47 is: 9,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.67 : 12,827.50 = 6,226.47 : x
  2. Step 2: Convert to fraction form
    8,551.67/12,827.50 = 6,226.47/x
  3. Step 3: Cross multiply
    8,551.67x = 12,827.50 × 6,226.47
  4. Step 4: Simplify right side
    8,551.67x = 79,870,051.71
  5. Step 5: Solve for x
    x = 79,870,051.71/8,551.67
  6. Step 6: Final answer
    x = 9,339.71

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Similar ratio
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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.