Home / 7,377.32-11,073.26-3,914.57

Finding the Fourth Proportional to 7,377.32, 11,073.26 and 3,914.57

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Solution

The fourth proportional to 7,377.32, 11,073.26 and 3,914.57 is: 5,875.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.32 : 11,073.26 = 3,914.57 : x
  2. Step 2: Convert to fraction form
    7,377.32/11,073.26 = 3,914.57/x
  3. Step 3: Cross multiply
    7,377.32x = 11,073.26 × 3,914.57
  4. Step 4: Simplify right side
    7,377.32x = 43,346,996.03
  5. Step 5: Solve for x
    x = 43,346,996.03/7,377.32
  6. Step 6: Final answer
    x = 5,875.71

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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.