Home / 4,387.68-6,049.08-2,813.04

Finding the Fourth Proportional to 4,387.68, 6,049.08 and 2,813.04

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Solution

The fourth proportional to 4,387.68, 6,049.08 and 2,813.04 is: 3,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.68 : 6,049.08 = 2,813.04 : x
  2. Step 2: Convert to fraction form
    4,387.68/6,049.08 = 2,813.04/x
  3. Step 3: Cross multiply
    4,387.68x = 6,049.08 × 2,813.04
  4. Step 4: Simplify right side
    4,387.68x = 17,016,304.00
  5. Step 5: Solve for x
    x = 17,016,304.00/4,387.68
  6. Step 6: Final answer
    x = 3,878.20

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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.