Home / 3,726.09-5,589.14-1,998.09

Finding the Fourth Proportional to 3,726.09, 5,589.14 and 1,998.09

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Solution

The fourth proportional to 3,726.09, 5,589.14 and 1,998.09 is: 2,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.09 : 5,589.14 = 1,998.09 : x
  2. Step 2: Convert to fraction form
    3,726.09/5,589.14 = 1,998.09/x
  3. Step 3: Cross multiply
    3,726.09x = 5,589.14 × 1,998.09
  4. Step 4: Simplify right side
    3,726.09x = 11,167,594.75
  5. Step 5: Solve for x
    x = 11,167,594.75/3,726.09
  6. Step 6: Final answer
    x = 2,997.14

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Half scale
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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.