Home / 2,256.22-3,382.26-1,432

Finding the Fourth Proportional to 2,256.22, 3,382.26 and 1,432

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Solution

The fourth proportional to 2,256.22, 3,382.26 and 1,432 is: 2,146.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.22 : 3,382.26 = 1,432 : x
  2. Step 2: Convert to fraction form
    2,256.22/3,382.26 = 1,432/x
  3. Step 3: Cross multiply
    2,256.22x = 3,382.26 × 1,432
  4. Step 4: Simplify right side
    2,256.22x = 4,843,396.32
  5. Step 5: Solve for x
    x = 4,843,396.32/2,256.22
  6. Step 6: Final answer
    x = 2,146.69

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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.