Home / 6,680.40-10,016.89-2,734.43

Finding the Fourth Proportional to 6,680.40, 10,016.89 and 2,734.43

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Solution

The fourth proportional to 6,680.40, 10,016.89 and 2,734.43 is: 4,100.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.40 : 10,016.89 = 2,734.43 : x
  2. Step 2: Convert to fraction form
    6,680.40/10,016.89 = 2,734.43/x
  3. Step 3: Cross multiply
    6,680.40x = 10,016.89 × 2,734.43
  4. Step 4: Simplify right side
    6,680.40x = 27,390,434.44
  5. Step 5: Solve for x
    x = 27,390,434.44/6,680.40
  6. Step 6: Final answer
    x = 4,100.12

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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.