Home / 2,680.12-4,016.94-1,446.76

Finding the Fourth Proportional to 2,680.12, 4,016.94 and 1,446.76

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Solution

The fourth proportional to 2,680.12, 4,016.94 and 1,446.76 is: 2,168.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.12 : 4,016.94 = 1,446.76 : x
  2. Step 2: Convert to fraction form
    2,680.12/4,016.94 = 1,446.76/x
  3. Step 3: Cross multiply
    2,680.12x = 4,016.94 × 1,446.76
  4. Step 4: Simplify right side
    2,680.12x = 5,811,548.11
  5. Step 5: Solve for x
    x = 5,811,548.11/2,680.12
  6. Step 6: Final answer
    x = 2,168.39

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1.5x scale

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.