Home / 2,377.14-3,561.15-1,449.95

Finding the Fourth Proportional to 2,377.14, 3,561.15 and 1,449.95

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Solution

The fourth proportional to 2,377.14, 3,561.15 and 1,449.95 is: 2,172.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.14 : 3,561.15 = 1,449.95 : x
  2. Step 2: Convert to fraction form
    2,377.14/3,561.15 = 1,449.95/x
  3. Step 3: Cross multiply
    2,377.14x = 3,561.15 × 1,449.95
  4. Step 4: Simplify right side
    2,377.14x = 5,163,471.64
  5. Step 5: Solve for x
    x = 5,163,471.64/2,377.14
  6. Step 6: Final answer
    x = 2,172.14

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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.