Home / 3,844.31-5,305.34-2,351.76

Finding the Fourth Proportional to 3,844.31, 5,305.34 and 2,351.76

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Solution

The fourth proportional to 3,844.31, 5,305.34 and 2,351.76 is: 3,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.31 : 5,305.34 = 2,351.76 : x
  2. Step 2: Convert to fraction form
    3,844.31/5,305.34 = 2,351.76/x
  3. Step 3: Cross multiply
    3,844.31x = 5,305.34 × 2,351.76
  4. Step 4: Simplify right side
    3,844.31x = 12,476,886.40
  5. Step 5: Solve for x
    x = 12,476,886.40/3,844.31
  6. Step 6: Final answer
    x = 3,245.55

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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.