Home / 3,822.10-5,722.35-3,433.30

Finding the Fourth Proportional to 3,822.10, 5,722.35 and 3,433.30

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Solution

The fourth proportional to 3,822.10, 5,722.35 and 3,433.30 is: 5,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.10 : 5,722.35 = 3,433.30 : x
  2. Step 2: Convert to fraction form
    3,822.10/5,722.35 = 3,433.30/x
  3. Step 3: Cross multiply
    3,822.10x = 5,722.35 × 3,433.30
  4. Step 4: Simplify right side
    3,822.10x = 19,646,544.26
  5. Step 5: Solve for x
    x = 19,646,544.26/3,822.10
  6. Step 6: Final answer
    x = 5,140.25

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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.