Home / 3,125.15-4,310.82-2,062.92

Finding the Fourth Proportional to 3,125.15, 4,310.82 and 2,062.92

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Solution

The fourth proportional to 3,125.15, 4,310.82 and 2,062.92 is: 2,845.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.15 : 4,310.82 = 2,062.92 : x
  2. Step 2: Convert to fraction form
    3,125.15/4,310.82 = 2,062.92/x
  3. Step 3: Cross multiply
    3,125.15x = 4,310.82 × 2,062.92
  4. Step 4: Simplify right side
    3,125.15x = 8,892,868.71
  5. Step 5: Solve for x
    x = 8,892,868.71/3,125.15
  6. Step 6: Final answer
    x = 2,845.58

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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.