Home / 3,291.31-4,542.00-1,799.23

Finding the Fourth Proportional to 3,291.31, 4,542.00 and 1,799.23

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Solution

The fourth proportional to 3,291.31, 4,542.00 and 1,799.23 is: 2,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.31 : 4,542.00 = 1,799.23 : x
  2. Step 2: Convert to fraction form
    3,291.31/4,542.00 = 1,799.23/x
  3. Step 3: Cross multiply
    3,291.31x = 4,542.00 × 1,799.23
  4. Step 4: Simplify right side
    3,291.31x = 8,172,086.81
  5. Step 5: Solve for x
    x = 8,172,086.81/3,291.31
  6. Step 6: Final answer
    x = 2,482.93

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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.