Home / 11,768.18-17,659.13-4,377.83

Finding the Fourth Proportional to 11,768.18, 17,659.13 and 4,377.83

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Solution

The fourth proportional to 11,768.18, 17,659.13 and 4,377.83 is: 6,569.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768.18 : 17,659.13 = 4,377.83 : x
  2. Step 2: Convert to fraction form
    11,768.18/17,659.13 = 4,377.83/x
  3. Step 3: Cross multiply
    11,768.18x = 17,659.13 × 4,377.83
  4. Step 4: Simplify right side
    11,768.18x = 77,308,558.90
  5. Step 5: Solve for x
    x = 77,308,558.90/11,768.18
  6. Step 6: Final answer
    x = 6,569.29

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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.