Home / 11,376.74-17,064.59-3,982.86

Finding the Fourth Proportional to 11,376.74, 17,064.59 and 3,982.86

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Solution

The fourth proportional to 11,376.74, 17,064.59 and 3,982.86 is: 5,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.74 : 17,064.59 = 3,982.86 : x
  2. Step 2: Convert to fraction form
    11,376.74/17,064.59 = 3,982.86/x
  3. Step 3: Cross multiply
    11,376.74x = 17,064.59 × 3,982.86
  4. Step 4: Simplify right side
    11,376.74x = 67,965,853.01
  5. Step 5: Solve for x
    x = 67,965,853.01/11,376.74
  6. Step 6: Final answer
    x = 5,974.10

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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.