Home / 4,153.38-5,731.68-2,290.38

Finding the Fourth Proportional to 4,153.38, 5,731.68 and 2,290.38

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Solution

The fourth proportional to 4,153.38, 5,731.68 and 2,290.38 is: 3,160.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.38 : 5,731.68 = 2,290.38 : x
  2. Step 2: Convert to fraction form
    4,153.38/5,731.68 = 2,290.38/x
  3. Step 3: Cross multiply
    4,153.38x = 5,731.68 × 2,290.38
  4. Step 4: Simplify right side
    4,153.38x = 13,127,725.24
  5. Step 5: Solve for x
    x = 13,127,725.24/4,153.38
  6. Step 6: Final answer
    x = 3,160.73

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1.5x scale

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.