Home / 3,230.32-4,456.20-2,049.52

Finding the Fourth Proportional to 3,230.32, 4,456.20 and 2,049.52

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Solution

The fourth proportional to 3,230.32, 4,456.20 and 2,049.52 is: 2,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.32 : 4,456.20 = 2,049.52 : x
  2. Step 2: Convert to fraction form
    3,230.32/4,456.20 = 2,049.52/x
  3. Step 3: Cross multiply
    3,230.32x = 4,456.20 × 2,049.52
  4. Step 4: Simplify right side
    3,230.32x = 9,133,071.02
  5. Step 5: Solve for x
    x = 9,133,071.02/3,230.32
  6. Step 6: Final answer
    x = 2,827.30

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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.