Home / 3,860.34-5,326.20-2,463.36

Finding the Fourth Proportional to 3,860.34, 5,326.20 and 2,463.36

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Solution

The fourth proportional to 3,860.34, 5,326.20 and 2,463.36 is: 3,398.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.34 : 5,326.20 = 2,463.36 : x
  2. Step 2: Convert to fraction form
    3,860.34/5,326.20 = 2,463.36/x
  3. Step 3: Cross multiply
    3,860.34x = 5,326.20 × 2,463.36
  4. Step 4: Simplify right side
    3,860.34x = 13,120,348.03
  5. Step 5: Solve for x
    x = 13,120,348.03/3,860.34
  6. Step 6: Final answer
    x = 3,398.75

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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.