Home / 3,132.62-4,313.17-2,659.58

Finding the Fourth Proportional to 3,132.62, 4,313.17 and 2,659.58

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Solution

The fourth proportional to 3,132.62, 4,313.17 and 2,659.58 is: 3,661.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.62 : 4,313.17 = 2,659.58 : x
  2. Step 2: Convert to fraction form
    3,132.62/4,313.17 = 2,659.58/x
  3. Step 3: Cross multiply
    3,132.62x = 4,313.17 × 2,659.58
  4. Step 4: Simplify right side
    3,132.62x = 11,471,220.67
  5. Step 5: Solve for x
    x = 11,471,220.67/3,132.62
  6. Step 6: Final answer
    x = 3,661.86

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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.