Home / 2,642.64-3,964.01-2,482.26

Finding the Fourth Proportional to 2,642.64, 3,964.01 and 2,482.26

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Solution

The fourth proportional to 2,642.64, 3,964.01 and 2,482.26 is: 3,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642.64 : 3,964.01 = 2,482.26 : x
  2. Step 2: Convert to fraction form
    2,642.64/3,964.01 = 2,482.26/x
  3. Step 3: Cross multiply
    2,642.64x = 3,964.01 × 2,482.26
  4. Step 4: Simplify right side
    2,642.64x = 9,839,691.05
  5. Step 5: Solve for x
    x = 9,839,691.05/2,642.64
  6. Step 6: Final answer
    x = 3,723.43

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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.