Home / 5,589.52-8,384.28-1,891.75

Finding the Fourth Proportional to 5,589.52, 8,384.28 and 1,891.75

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Solution

The fourth proportional to 5,589.52, 8,384.28 and 1,891.75 is: 2,837.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.52 : 8,384.28 = 1,891.75 : x
  2. Step 2: Convert to fraction form
    5,589.52/8,384.28 = 1,891.75/x
  3. Step 3: Cross multiply
    5,589.52x = 8,384.28 × 1,891.75
  4. Step 4: Simplify right side
    5,589.52x = 15,860,961.69
  5. Step 5: Solve for x
    x = 15,860,961.69/5,589.52
  6. Step 6: Final answer
    x = 2,837.63

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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.