Home / 3,681.26-5,080.23-2,002.76

Finding the Fourth Proportional to 3,681.26, 5,080.23 and 2,002.76

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Solution

The fourth proportional to 3,681.26, 5,080.23 and 2,002.76 is: 2,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.26 : 5,080.23 = 2,002.76 : x
  2. Step 2: Convert to fraction form
    3,681.26/5,080.23 = 2,002.76/x
  3. Step 3: Cross multiply
    3,681.26x = 5,080.23 × 2,002.76
  4. Step 4: Simplify right side
    3,681.26x = 10,174,481.43
  5. Step 5: Solve for x
    x = 10,174,481.43/3,681.26
  6. Step 6: Final answer
    x = 2,763.86

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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.