Home / 7,375.96-11,065.74-2,181.88

Finding the Fourth Proportional to 7,375.96, 11,065.74 and 2,181.88

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Solution

The fourth proportional to 7,375.96, 11,065.74 and 2,181.88 is: 3,273.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.96 : 11,065.74 = 2,181.88 : x
  2. Step 2: Convert to fraction form
    7,375.96/11,065.74 = 2,181.88/x
  3. Step 3: Cross multiply
    7,375.96x = 11,065.74 × 2,181.88
  4. Step 4: Simplify right side
    7,375.96x = 24,144,116.79
  5. Step 5: Solve for x
    x = 24,144,116.79/7,375.96
  6. Step 6: Final answer
    x = 3,273.35

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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.