Home / 3,659.13-5,049.15-2,065.56

Finding the Fourth Proportional to 3,659.13, 5,049.15 and 2,065.56

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Solution

The fourth proportional to 3,659.13, 5,049.15 and 2,065.56 is: 2,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.13 : 5,049.15 = 2,065.56 : x
  2. Step 2: Convert to fraction form
    3,659.13/5,049.15 = 2,065.56/x
  3. Step 3: Cross multiply
    3,659.13x = 5,049.15 × 2,065.56
  4. Step 4: Simplify right side
    3,659.13x = 10,429,307.21
  5. Step 5: Solve for x
    x = 10,429,307.21/3,659.13
  6. Step 6: Final answer
    x = 2,850.21

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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.