Home / 9,013.48-13,520.22-3,748.73

Finding the Fourth Proportional to 9,013.48, 13,520.22 and 3,748.73

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Solution

The fourth proportional to 9,013.48, 13,520.22 and 3,748.73 is: 5,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.48 : 13,520.22 = 3,748.73 : x
  2. Step 2: Convert to fraction form
    9,013.48/13,520.22 = 3,748.73/x
  3. Step 3: Cross multiply
    9,013.48x = 13,520.22 × 3,748.73
  4. Step 4: Simplify right side
    9,013.48x = 50,683,648.71
  5. Step 5: Solve for x
    x = 50,683,648.71/9,013.48
  6. Step 6: Final answer
    x = 5,623.10

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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.