Home / 5,348.56-7,380.45-2,958.15

Finding the Fourth Proportional to 5,348.56, 7,380.45 and 2,958.15

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Solution

The fourth proportional to 5,348.56, 7,380.45 and 2,958.15 is: 4,081.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.56 : 7,380.45 = 2,958.15 : x
  2. Step 2: Convert to fraction form
    5,348.56/7,380.45 = 2,958.15/x
  3. Step 3: Cross multiply
    5,348.56x = 7,380.45 × 2,958.15
  4. Step 4: Simplify right side
    5,348.56x = 21,832,511.87
  5. Step 5: Solve for x
    x = 21,832,511.87/5,348.56
  6. Step 6: Final answer
    x = 4,081.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.