Home / 7,375.96-11,061.68-2,110.60

Finding the Fourth Proportional to 7,375.96, 11,061.68 and 2,110.60

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Solution

The fourth proportional to 7,375.96, 11,061.68 and 2,110.60 is: 3,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.96 : 11,061.68 = 2,110.60 : x
  2. Step 2: Convert to fraction form
    7,375.96/11,061.68 = 2,110.60/x
  3. Step 3: Cross multiply
    7,375.96x = 11,061.68 × 2,110.60
  4. Step 4: Simplify right side
    7,375.96x = 23,346,781.81
  5. Step 5: Solve for x
    x = 23,346,781.81/7,375.96
  6. Step 6: Final answer
    x = 3,165.25

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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.