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Finding the Fourth Proportional to 5,693.92, 8,540.88 and 1,589.92

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Solution

The fourth proportional to 5,693.92, 8,540.88 and 1,589.92 is: 2,384.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.92 : 8,540.88 = 1,589.92 : x
  2. Step 2: Convert to fraction form
    5,693.92/8,540.88 = 1,589.92/x
  3. Step 3: Cross multiply
    5,693.92x = 8,540.88 × 1,589.92
  4. Step 4: Simplify right side
    5,693.92x = 13,579,315.93
  5. Step 5: Solve for x
    x = 13,579,315.93/5,693.92
  6. Step 6: Final answer
    x = 2,384.88

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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.