Home / 3,554.24-5,331.35-1,361.77

Finding the Fourth Proportional to 3,554.24, 5,331.35 and 1,361.77

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Solution

The fourth proportional to 3,554.24, 5,331.35 and 1,361.77 is: 2,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.24 : 5,331.35 = 1,361.77 : x
  2. Step 2: Convert to fraction form
    3,554.24/5,331.35 = 1,361.77/x
  3. Step 3: Cross multiply
    3,554.24x = 5,331.35 × 1,361.77
  4. Step 4: Simplify right side
    3,554.24x = 7,260,062.57
  5. Step 5: Solve for x
    x = 7,260,062.57/3,554.24
  6. Step 6: Final answer
    x = 2,042.65

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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.