Home / 3,232.80-4,849.20-2,865.60

Finding the Fourth Proportional to 3,232.80, 4,849.20 and 2,865.60

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Solution

The fourth proportional to 3,232.80, 4,849.20 and 2,865.60 is: 4,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.80 : 4,849.20 = 2,865.60 : x
  2. Step 2: Convert to fraction form
    3,232.80/4,849.20 = 2,865.60/x
  3. Step 3: Cross multiply
    3,232.80x = 4,849.20 × 2,865.60
  4. Step 4: Simplify right side
    3,232.80x = 13,895,867.52
  5. Step 5: Solve for x
    x = 13,895,867.52/3,232.80
  6. Step 6: Final answer
    x = 4,298.40

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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.