Home / 3,625.82-5,006.04-2,785.02

Finding the Fourth Proportional to 3,625.82, 5,006.04 and 2,785.02

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Solution

The fourth proportional to 3,625.82, 5,006.04 and 2,785.02 is: 3,845.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.82 : 5,006.04 = 2,785.02 : x
  2. Step 2: Convert to fraction form
    3,625.82/5,006.04 = 2,785.02/x
  3. Step 3: Cross multiply
    3,625.82x = 5,006.04 × 2,785.02
  4. Step 4: Simplify right side
    3,625.82x = 13,941,882.57
  5. Step 5: Solve for x
    x = 13,941,882.57/3,625.82
  6. Step 6: Final answer
    x = 3,845.17

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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.