Home / 2,844.38-3,925.65-2,719.85

Finding the Fourth Proportional to 2,844.38, 3,925.65 and 2,719.85

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Solution

The fourth proportional to 2,844.38, 3,925.65 and 2,719.85 is: 3,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.38 : 3,925.65 = 2,719.85 : x
  2. Step 2: Convert to fraction form
    2,844.38/3,925.65 = 2,719.85/x
  3. Step 3: Cross multiply
    2,844.38x = 3,925.65 × 2,719.85
  4. Step 4: Simplify right side
    2,844.38x = 10,677,159.52
  5. Step 5: Solve for x
    x = 10,677,159.52/2,844.38
  6. Step 6: Final answer
    x = 3,753.78

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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.