Home / 4,120.84-5,687.30-2,352.04

Finding the Fourth Proportional to 4,120.84, 5,687.30 and 2,352.04

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Solution

The fourth proportional to 4,120.84, 5,687.30 and 2,352.04 is: 3,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.84 : 5,687.30 = 2,352.04 : x
  2. Step 2: Convert to fraction form
    4,120.84/5,687.30 = 2,352.04/x
  3. Step 3: Cross multiply
    4,120.84x = 5,687.30 × 2,352.04
  4. Step 4: Simplify right side
    4,120.84x = 13,376,757.09
  5. Step 5: Solve for x
    x = 13,376,757.09/4,120.84
  6. Step 6: Final answer
    x = 3,246.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.