Home / 2,321.15-3,471.40-2,062.97

Finding the Fourth Proportional to 2,321.15, 3,471.40 and 2,062.97

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Solution

The fourth proportional to 2,321.15, 3,471.40 and 2,062.97 is: 3,085.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.15 : 3,471.40 = 2,062.97 : x
  2. Step 2: Convert to fraction form
    2,321.15/3,471.40 = 2,062.97/x
  3. Step 3: Cross multiply
    2,321.15x = 3,471.40 × 2,062.97
  4. Step 4: Simplify right side
    2,321.15x = 7,161,366.39
  5. Step 5: Solve for x
    x = 7,161,366.39/2,321.15
  6. Step 6: Final answer
    x = 3,085.27

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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.