Home / 2,744.88-4,116.10-1,972.14

Finding the Fourth Proportional to 2,744.88, 4,116.10 and 1,972.14

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Solution

The fourth proportional to 2,744.88, 4,116.10 and 1,972.14 is: 2,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.88 : 4,116.10 = 1,972.14 : x
  2. Step 2: Convert to fraction form
    2,744.88/4,116.10 = 1,972.14/x
  3. Step 3: Cross multiply
    2,744.88x = 4,116.10 × 1,972.14
  4. Step 4: Simplify right side
    2,744.88x = 8,117,525.45
  5. Step 5: Solve for x
    x = 8,117,525.45/2,744.88
  6. Step 6: Final answer
    x = 2,957.33

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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.