Home / 11,923.97-17,885.13-4,902.17

Finding the Fourth Proportional to 11,923.97, 17,885.13 and 4,902.17

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Solution

The fourth proportional to 11,923.97, 17,885.13 and 4,902.17 is: 7,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.97 : 17,885.13 = 4,902.17 : x
  2. Step 2: Convert to fraction form
    11,923.97/17,885.13 = 4,902.17/x
  3. Step 3: Cross multiply
    11,923.97x = 17,885.13 × 4,902.17
  4. Step 4: Simplify right side
    11,923.97x = 87,675,858.31
  5. Step 5: Solve for x
    x = 87,675,858.31/11,923.97
  6. Step 6: Final answer
    x = 7,352.91

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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.