Home / 3,291.24-4,542-1,799.22

Finding the Fourth Proportional to 3,291.24, 4,542 and 1,799.22

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Solution

The fourth proportional to 3,291.24, 4,542 and 1,799.22 is: 2,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.24 : 4,542 = 1,799.22 : x
  2. Step 2: Convert to fraction form
    3,291.24/4,542 = 1,799.22/x
  3. Step 3: Cross multiply
    3,291.24x = 4,542 × 1,799.22
  4. Step 4: Simplify right side
    3,291.24x = 8,172,057.24
  5. Step 5: Solve for x
    x = 8,172,057.24/3,291.24
  6. Step 6: Final answer
    x = 2,482.97

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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.