Home / 2,447.33-3,377.28-1,328.25

Finding the Fourth Proportional to 2,447.33, 3,377.28 and 1,328.25

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Solution

The fourth proportional to 2,447.33, 3,377.28 and 1,328.25 is: 1,832.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.33 : 3,377.28 = 1,328.25 : x
  2. Step 2: Convert to fraction form
    2,447.33/3,377.28 = 1,328.25/x
  3. Step 3: Cross multiply
    2,447.33x = 3,377.28 × 1,328.25
  4. Step 4: Simplify right side
    2,447.33x = 4,485,872.16
  5. Step 5: Solve for x
    x = 4,485,872.16/2,447.33
  6. Step 6: Final answer
    x = 1,832.97

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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.