Home / 4,001.38-5,521.91-2,233.09

Finding the Fourth Proportional to 4,001.38, 5,521.91 and 2,233.09

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Solution

The fourth proportional to 4,001.38, 5,521.91 and 2,233.09 is: 3,081.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.38 : 5,521.91 = 2,233.09 : x
  2. Step 2: Convert to fraction form
    4,001.38/5,521.91 = 2,233.09/x
  3. Step 3: Cross multiply
    4,001.38x = 5,521.91 × 2,233.09
  4. Step 4: Simplify right side
    4,001.38x = 12,330,922.00
  5. Step 5: Solve for x
    x = 12,330,922.00/4,001.38
  6. Step 6: Final answer
    x = 3,081.67

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Half scale
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Double scale
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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.