Home / 2,444.31-3,666.41-712.95

Finding the Fourth Proportional to 2,444.31, 3,666.41 and 712.95

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Solution

The fourth proportional to 2,444.31, 3,666.41 and 712.95 is: 1,069.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,444.31 : 3,666.41 = 712.95 : x
  2. Step 2: Convert to fraction form
    2,444.31/3,666.41 = 712.95/x
  3. Step 3: Cross multiply
    2,444.31x = 3,666.41 × 712.95
  4. Step 4: Simplify right side
    2,444.31x = 2,613,963.44
  5. Step 5: Solve for x
    x = 2,613,963.44/2,444.31
  6. Step 6: Final answer
    x = 1,069.41

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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.