Home / 2,361.70-3,537.92-2,158.72

Finding the Fourth Proportional to 2,361.70, 3,537.92 and 2,158.72

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Solution

The fourth proportional to 2,361.70, 3,537.92 and 2,158.72 is: 3,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.70 : 3,537.92 = 2,158.72 : x
  2. Step 2: Convert to fraction form
    2,361.70/3,537.92 = 2,158.72/x
  3. Step 3: Cross multiply
    2,361.70x = 3,537.92 × 2,158.72
  4. Step 4: Simplify right side
    2,361.70x = 7,637,375.21
  5. Step 5: Solve for x
    x = 7,637,375.21/2,361.70
  6. Step 6: Final answer
    x = 3,233.84

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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.