Home / 2,180.84-3,274.50-2,116.04

Finding the Fourth Proportional to 2,180.84, 3,274.50 and 2,116.04

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Solution

The fourth proportional to 2,180.84, 3,274.50 and 2,116.04 is: 3,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.84 : 3,274.50 = 2,116.04 : x
  2. Step 2: Convert to fraction form
    2,180.84/3,274.50 = 2,116.04/x
  3. Step 3: Cross multiply
    2,180.84x = 3,274.50 × 2,116.04
  4. Step 4: Simplify right side
    2,180.84x = 6,928,972.98
  5. Step 5: Solve for x
    x = 6,928,972.98/2,180.84
  6. Step 6: Final answer
    x = 3,177.20

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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.