Home / 1,414.44-2,112.13-1,154.95

Finding the Fourth Proportional to 1,414.44, 2,112.13 and 1,154.95

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Solution

The fourth proportional to 1,414.44, 2,112.13 and 1,154.95 is: 1,724.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.44 : 2,112.13 = 1,154.95 : x
  2. Step 2: Convert to fraction form
    1,414.44/2,112.13 = 1,154.95/x
  3. Step 3: Cross multiply
    1,414.44x = 2,112.13 × 1,154.95
  4. Step 4: Simplify right side
    1,414.44x = 2,439,396.42
  5. Step 5: Solve for x
    x = 2,439,396.42/1,414.44
  6. Step 6: Final answer
    x = 1,724.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.