Home / 7,487.98-11,234.31-2,223.02

Finding the Fourth Proportional to 7,487.98, 11,234.31 and 2,223.02

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Solution

The fourth proportional to 7,487.98, 11,234.31 and 2,223.02 is: 3,335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.98 : 11,234.31 = 2,223.02 : x
  2. Step 2: Convert to fraction form
    7,487.98/11,234.31 = 2,223.02/x
  3. Step 3: Cross multiply
    7,487.98x = 11,234.31 × 2,223.02
  4. Step 4: Simplify right side
    7,487.98x = 24,974,028.53
  5. Step 5: Solve for x
    x = 24,974,028.53/7,487.98
  6. Step 6: Final answer
    x = 3,335.22

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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.