Home / 11,040.50-15,236.13-6,072.50

Finding the Fourth Proportional to 11,040.50, 15,236.13 and 6,072.50

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Solution

The fourth proportional to 11,040.50, 15,236.13 and 6,072.50 is: 8,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.50 : 15,236.13 = 6,072.50 : x
  2. Step 2: Convert to fraction form
    11,040.50/15,236.13 = 6,072.50/x
  3. Step 3: Cross multiply
    11,040.50x = 15,236.13 × 6,072.50
  4. Step 4: Simplify right side
    11,040.50x = 92,521,399.43
  5. Step 5: Solve for x
    x = 92,521,399.43/11,040.50
  6. Step 6: Final answer
    x = 8,380.18

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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.