Home / 3,589.90-5,384.84-1,124.73

Finding the Fourth Proportional to 3,589.90, 5,384.84 and 1,124.73

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Solution

The fourth proportional to 3,589.90, 5,384.84 and 1,124.73 is: 1,687.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.90 : 5,384.84 = 1,124.73 : x
  2. Step 2: Convert to fraction form
    3,589.90/5,384.84 = 1,124.73/x
  3. Step 3: Cross multiply
    3,589.90x = 5,384.84 × 1,124.73
  4. Step 4: Simplify right side
    3,589.90x = 6,056,491.09
  5. Step 5: Solve for x
    x = 6,056,491.09/3,589.90
  6. Step 6: Final answer
    x = 1,687.09

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Double scale
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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.