Home / 3,685.14-5,519.61-2,382.66

Finding the Fourth Proportional to 3,685.14, 5,519.61 and 2,382.66

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Solution

The fourth proportional to 3,685.14, 5,519.61 and 2,382.66 is: 3,568.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.14 : 5,519.61 = 2,382.66 : x
  2. Step 2: Convert to fraction form
    3,685.14/5,519.61 = 2,382.66/x
  3. Step 3: Cross multiply
    3,685.14x = 5,519.61 × 2,382.66
  4. Step 4: Simplify right side
    3,685.14x = 13,151,353.96
  5. Step 5: Solve for x
    x = 13,151,353.96/3,685.14
  6. Step 6: Final answer
    x = 3,568.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.