Home / 3,682.62-5,081.15-2,088.92

Finding the Fourth Proportional to 3,682.62, 5,081.15 and 2,088.92

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Solution

The fourth proportional to 3,682.62, 5,081.15 and 2,088.92 is: 2,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.62 : 5,081.15 = 2,088.92 : x
  2. Step 2: Convert to fraction form
    3,682.62/5,081.15 = 2,088.92/x
  3. Step 3: Cross multiply
    3,682.62x = 5,081.15 × 2,088.92
  4. Step 4: Simplify right side
    3,682.62x = 10,614,080.01
  5. Step 5: Solve for x
    x = 10,614,080.01/3,682.62
  6. Step 6: Final answer
    x = 2,882.21

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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.