Home / 3,654.08-5,042.48-2,082.16

Finding the Fourth Proportional to 3,654.08, 5,042.48 and 2,082.16

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Solution

The fourth proportional to 3,654.08, 5,042.48 and 2,082.16 is: 2,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.08 : 5,042.48 = 2,082.16 : x
  2. Step 2: Convert to fraction form
    3,654.08/5,042.48 = 2,082.16/x
  3. Step 3: Cross multiply
    3,654.08x = 5,042.48 × 2,082.16
  4. Step 4: Simplify right side
    3,654.08x = 10,499,250.16
  5. Step 5: Solve for x
    x = 10,499,250.16/3,654.08
  6. Step 6: Final answer
    x = 2,873.30

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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.