Home / 7,375.88-11,065.98-2,181.89

Finding the Fourth Proportional to 7,375.88, 11,065.98 and 2,181.89

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Solution

The fourth proportional to 7,375.88, 11,065.98 and 2,181.89 is: 3,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.88 : 11,065.98 = 2,181.89 : x
  2. Step 2: Convert to fraction form
    7,375.88/11,065.98 = 2,181.89/x
  3. Step 3: Cross multiply
    7,375.88x = 11,065.98 × 2,181.89
  4. Step 4: Simplify right side
    7,375.88x = 24,144,695.77
  5. Step 5: Solve for x
    x = 24,144,695.77/7,375.88
  6. Step 6: Final answer
    x = 3,273.47

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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.