Home / 3,110.76-4,293.45-2,046.66

Finding the Fourth Proportional to 3,110.76, 4,293.45 and 2,046.66

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Solution

The fourth proportional to 3,110.76, 4,293.45 and 2,046.66 is: 2,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.76 : 4,293.45 = 2,046.66 : x
  2. Step 2: Convert to fraction form
    3,110.76/4,293.45 = 2,046.66/x
  3. Step 3: Cross multiply
    3,110.76x = 4,293.45 × 2,046.66
  4. Step 4: Simplify right side
    3,110.76x = 8,787,232.38
  5. Step 5: Solve for x
    x = 8,787,232.38/3,110.76
  6. Step 6: Final answer
    x = 2,824.79

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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.