Home / 3,291.23-4,542.01-1,799.12

Finding the Fourth Proportional to 3,291.23, 4,542.01 and 1,799.12

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Solution

The fourth proportional to 3,291.23, 4,542.01 and 1,799.12 is: 2,482.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.23 : 4,542.01 = 1,799.12 : x
  2. Step 2: Convert to fraction form
    3,291.23/4,542.01 = 1,799.12/x
  3. Step 3: Cross multiply
    3,291.23x = 4,542.01 × 1,799.12
  4. Step 4: Simplify right side
    3,291.23x = 8,171,589.33
  5. Step 5: Solve for x
    x = 8,171,589.33/3,291.23
  6. Step 6: Final answer
    x = 2,482.84

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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.