Home / 5,234.40-7,221.68-3,244.23

Finding the Fourth Proportional to 5,234.40, 7,221.68 and 3,244.23

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Solution

The fourth proportional to 5,234.40, 7,221.68 and 3,244.23 is: 4,475.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.40 : 7,221.68 = 3,244.23 : x
  2. Step 2: Convert to fraction form
    5,234.40/7,221.68 = 3,244.23/x
  3. Step 3: Cross multiply
    5,234.40x = 7,221.68 × 3,244.23
  4. Step 4: Simplify right side
    5,234.40x = 23,428,790.91
  5. Step 5: Solve for x
    x = 23,428,790.91/5,234.40
  6. Step 6: Final answer
    x = 4,475.93

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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.