Home / 3,324.50-4,587.81-1,998.23

Finding the Fourth Proportional to 3,324.50, 4,587.81 and 1,998.23

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Solution

The fourth proportional to 3,324.50, 4,587.81 and 1,998.23 is: 2,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.50 : 4,587.81 = 1,998.23 : x
  2. Step 2: Convert to fraction form
    3,324.50/4,587.81 = 1,998.23/x
  3. Step 3: Cross multiply
    3,324.50x = 4,587.81 × 1,998.23
  4. Step 4: Simplify right side
    3,324.50x = 9,167,476.64
  5. Step 5: Solve for x
    x = 9,167,476.64/3,324.50
  6. Step 6: Final answer
    x = 2,757.55

Related Problems

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.