Home / 3,224.54-4,443.84-2,515.28

Finding the Fourth Proportional to 3,224.54, 4,443.84 and 2,515.28

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Solution

The fourth proportional to 3,224.54, 4,443.84 and 2,515.28 is: 3,466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.54 : 4,443.84 = 2,515.28 : x
  2. Step 2: Convert to fraction form
    3,224.54/4,443.84 = 2,515.28/x
  3. Step 3: Cross multiply
    3,224.54x = 4,443.84 × 2,515.28
  4. Step 4: Simplify right side
    3,224.54x = 11,177,479.66
  5. Step 5: Solve for x
    x = 11,177,479.66/3,224.54
  6. Step 6: Final answer
    x = 3,466.38

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1.5x scale

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.