Home / 3,869.03-5,799.98-1,403.26

Finding the Fourth Proportional to 3,869.03, 5,799.98 and 1,403.26

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Solution

The fourth proportional to 3,869.03, 5,799.98 and 1,403.26 is: 2,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869.03 : 5,799.98 = 1,403.26 : x
  2. Step 2: Convert to fraction form
    3,869.03/5,799.98 = 1,403.26/x
  3. Step 3: Cross multiply
    3,869.03x = 5,799.98 × 1,403.26
  4. Step 4: Simplify right side
    3,869.03x = 8,138,868.94
  5. Step 5: Solve for x
    x = 8,138,868.94/3,869.03
  6. Step 6: Final answer
    x = 2,103.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.