Home / 4,301.97-6,453.90-1,380.57

Finding the Fourth Proportional to 4,301.97, 6,453.90 and 1,380.57

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Solution

The fourth proportional to 4,301.97, 6,453.90 and 1,380.57 is: 2,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.97 : 6,453.90 = 1,380.57 : x
  2. Step 2: Convert to fraction form
    4,301.97/6,453.90 = 1,380.57/x
  3. Step 3: Cross multiply
    4,301.97x = 6,453.90 × 1,380.57
  4. Step 4: Simplify right side
    4,301.97x = 8,910,060.72
  5. Step 5: Solve for x
    x = 8,910,060.72/4,301.97
  6. Step 6: Final answer
    x = 2,071.16

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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.