Home / 2,745.11-4,118.33-896.23

Finding the Fourth Proportional to 2,745.11, 4,118.33 and 896.23

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Solution

The fourth proportional to 2,745.11, 4,118.33 and 896.23 is: 1,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.11 : 4,118.33 = 896.23 : x
  2. Step 2: Convert to fraction form
    2,745.11/4,118.33 = 896.23/x
  3. Step 3: Cross multiply
    2,745.11x = 4,118.33 × 896.23
  4. Step 4: Simplify right side
    2,745.11x = 3,690,973.24
  5. Step 5: Solve for x
    x = 3,690,973.24/2,745.11
  6. Step 6: Final answer
    x = 1,344.56

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1.5x scale

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.