Home / 2,481.92-3,422.16-2,062.76

Finding the Fourth Proportional to 2,481.92, 3,422.16 and 2,062.76

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Solution

The fourth proportional to 2,481.92, 3,422.16 and 2,062.76 is: 2,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.92 : 3,422.16 = 2,062.76 : x
  2. Step 2: Convert to fraction form
    2,481.92/3,422.16 = 2,062.76/x
  3. Step 3: Cross multiply
    2,481.92x = 3,422.16 × 2,062.76
  4. Step 4: Simplify right side
    2,481.92x = 7,059,094.76
  5. Step 5: Solve for x
    x = 7,059,094.76/2,481.92
  6. Step 6: Final answer
    x = 2,844.21

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1.5x scale

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.