Home / 3,654.45-5,043.09-2,082.57

Finding the Fourth Proportional to 3,654.45, 5,043.09 and 2,082.57

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Solution

The fourth proportional to 3,654.45, 5,043.09 and 2,082.57 is: 2,873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.45 : 5,043.09 = 2,082.57 : x
  2. Step 2: Convert to fraction form
    3,654.45/5,043.09 = 2,082.57/x
  3. Step 3: Cross multiply
    3,654.45x = 5,043.09 × 2,082.57
  4. Step 4: Simplify right side
    3,654.45x = 10,502,587.94
  5. Step 5: Solve for x
    x = 10,502,587.94/3,654.45
  6. Step 6: Final answer
    x = 2,873.92

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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.