Home / 3,963.32-5,940.69-2,577.65

Finding the Fourth Proportional to 3,963.32, 5,940.69 and 2,577.65

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Solution

The fourth proportional to 3,963.32, 5,940.69 and 2,577.65 is: 3,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.32 : 5,940.69 = 2,577.65 : x
  2. Step 2: Convert to fraction form
    3,963.32/5,940.69 = 2,577.65/x
  3. Step 3: Cross multiply
    3,963.32x = 5,940.69 × 2,577.65
  4. Step 4: Simplify right side
    3,963.32x = 15,312,994.71
  5. Step 5: Solve for x
    x = 15,312,994.71/3,963.32
  6. Step 6: Final answer
    x = 3,863.68

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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.