Home / 3,947.56-5,920.92-2,482.36

Finding the Fourth Proportional to 3,947.56, 5,920.92 and 2,482.36

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Solution

The fourth proportional to 3,947.56, 5,920.92 and 2,482.36 is: 3,723.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947.56 : 5,920.92 = 2,482.36 : x
  2. Step 2: Convert to fraction form
    3,947.56/5,920.92 = 2,482.36/x
  3. Step 3: Cross multiply
    3,947.56x = 5,920.92 × 2,482.36
  4. Step 4: Simplify right side
    3,947.56x = 14,697,854.97
  5. Step 5: Solve for x
    x = 14,697,854.97/3,947.56
  6. Step 6: Final answer
    x = 3,723.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.