Home / 11,286.57-15,575.22-6,250.50

Finding the Fourth Proportional to 11,286.57, 15,575.22 and 6,250.50

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Solution

The fourth proportional to 11,286.57, 15,575.22 and 6,250.50 is: 8,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.57 : 15,575.22 = 6,250.50 : x
  2. Step 2: Convert to fraction form
    11,286.57/15,575.22 = 6,250.50/x
  3. Step 3: Cross multiply
    11,286.57x = 15,575.22 × 6,250.50
  4. Step 4: Simplify right side
    11,286.57x = 97,352,912.61
  5. Step 5: Solve for x
    x = 97,352,912.61/11,286.57
  6. Step 6: Final answer
    x = 8,625.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.