Home / 3,381.26-5,074.61-1,434.83

Finding the Fourth Proportional to 3,381.26, 5,074.61 and 1,434.83

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Solution

The fourth proportional to 3,381.26, 5,074.61 and 1,434.83 is: 2,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.26 : 5,074.61 = 1,434.83 : x
  2. Step 2: Convert to fraction form
    3,381.26/5,074.61 = 1,434.83/x
  3. Step 3: Cross multiply
    3,381.26x = 5,074.61 × 1,434.83
  4. Step 4: Simplify right side
    3,381.26x = 7,281,170.12
  5. Step 5: Solve for x
    x = 7,281,170.12/3,381.26
  6. Step 6: Final answer
    x = 2,153.39

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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.