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Finding the Fourth Proportional to 5,766.14, 8,649.19 and 1,817.73

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Solution

The fourth proportional to 5,766.14, 8,649.19 and 1,817.73 is: 2,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.14 : 8,649.19 = 1,817.73 : x
  2. Step 2: Convert to fraction form
    5,766.14/8,649.19 = 1,817.73/x
  3. Step 3: Cross multiply
    5,766.14x = 8,649.19 × 1,817.73
  4. Step 4: Simplify right side
    5,766.14x = 15,721,848.89
  5. Step 5: Solve for x
    x = 15,721,848.89/5,766.14
  6. Step 6: Final answer
    x = 2,726.58

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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.