Home / 2,232.43-3,348.68-845.39

Finding the Fourth Proportional to 2,232.43, 3,348.68 and 845.39

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Solution

The fourth proportional to 2,232.43, 3,348.68 and 845.39 is: 1,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.43 : 3,348.68 = 845.39 : x
  2. Step 2: Convert to fraction form
    2,232.43/3,348.68 = 845.39/x
  3. Step 3: Cross multiply
    2,232.43x = 3,348.68 × 845.39
  4. Step 4: Simplify right side
    2,232.43x = 2,830,948.87
  5. Step 5: Solve for x
    x = 2,830,948.87/2,232.43
  6. Step 6: Final answer
    x = 1,268.10

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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.