Home / 2,933.28-4,399.46-1,085.28

Finding the Fourth Proportional to 2,933.28, 4,399.46 and 1,085.28

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Solution

The fourth proportional to 2,933.28, 4,399.46 and 1,085.28 is: 1,627.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.28 : 4,399.46 = 1,085.28 : x
  2. Step 2: Convert to fraction form
    2,933.28/4,399.46 = 1,085.28/x
  3. Step 3: Cross multiply
    2,933.28x = 4,399.46 × 1,085.28
  4. Step 4: Simplify right side
    2,933.28x = 4,774,645.95
  5. Step 5: Solve for x
    x = 4,774,645.95/2,933.28
  6. Step 6: Final answer
    x = 1,627.75

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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.