Home / 3,233.90-4,463.73-2,115

Finding the Fourth Proportional to 3,233.90, 4,463.73 and 2,115

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Solution

The fourth proportional to 3,233.90, 4,463.73 and 2,115 is: 2,919.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233.90 : 4,463.73 = 2,115 : x
  2. Step 2: Convert to fraction form
    3,233.90/4,463.73 = 2,115/x
  3. Step 3: Cross multiply
    3,233.90x = 4,463.73 × 2,115
  4. Step 4: Simplify right side
    3,233.90x = 9,440,788.95
  5. Step 5: Solve for x
    x = 9,440,788.95/3,233.90
  6. Step 6: Final answer
    x = 2,919.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.