Home / 7,480.13-11,213.10-4,849.65

Finding the Fourth Proportional to 7,480.13, 11,213.10 and 4,849.65

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Solution

The fourth proportional to 7,480.13, 11,213.10 and 4,849.65 is: 7,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.13 : 11,213.10 = 4,849.65 : x
  2. Step 2: Convert to fraction form
    7,480.13/11,213.10 = 4,849.65/x
  3. Step 3: Cross multiply
    7,480.13x = 11,213.10 × 4,849.65
  4. Step 4: Simplify right side
    7,480.13x = 54,379,610.42
  5. Step 5: Solve for x
    x = 54,379,610.42/7,480.13
  6. Step 6: Final answer
    x = 7,269.88

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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.