Home / 3,654.62-5,042.63-2,082.30

Finding the Fourth Proportional to 3,654.62, 5,042.63 and 2,082.30

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Solution

The fourth proportional to 3,654.62, 5,042.63 and 2,082.30 is: 2,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.62 : 5,042.63 = 2,082.30 : x
  2. Step 2: Convert to fraction form
    3,654.62/5,042.63 = 2,082.30/x
  3. Step 3: Cross multiply
    3,654.62x = 5,042.63 × 2,082.30
  4. Step 4: Simplify right side
    3,654.62x = 10,500,268.45
  5. Step 5: Solve for x
    x = 10,500,268.45/3,654.62
  6. Step 6: Final answer
    x = 2,873.15

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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.