Home / 7,974.05-11,961.07-4,462.09

Finding the Fourth Proportional to 7,974.05, 11,961.07 and 4,462.09

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Solution

The fourth proportional to 7,974.05, 11,961.07 and 4,462.09 is: 6,693.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.05 : 11,961.07 = 4,462.09 : x
  2. Step 2: Convert to fraction form
    7,974.05/11,961.07 = 4,462.09/x
  3. Step 3: Cross multiply
    7,974.05x = 11,961.07 × 4,462.09
  4. Step 4: Simplify right side
    7,974.05x = 53,371,329.78
  5. Step 5: Solve for x
    x = 53,371,329.78/7,974.05
  6. Step 6: Final answer
    x = 6,693.13

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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.