Home / 2,232.16-3,348.80-933.60

Finding the Fourth Proportional to 2,232.16, 3,348.80 and 933.60

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Solution

The fourth proportional to 2,232.16, 3,348.80 and 933.60 is: 1,400.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.16 : 3,348.80 = 933.60 : x
  2. Step 2: Convert to fraction form
    2,232.16/3,348.80 = 933.60/x
  3. Step 3: Cross multiply
    2,232.16x = 3,348.80 × 933.60
  4. Step 4: Simplify right side
    2,232.16x = 3,126,439.68
  5. Step 5: Solve for x
    x = 3,126,439.68/2,232.16
  6. Step 6: Final answer
    x = 1,400.63

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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.