Home / 3,203.30-4,422.60-2,009.92

Finding the Fourth Proportional to 3,203.30, 4,422.60 and 2,009.92

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Solution

The fourth proportional to 3,203.30, 4,422.60 and 2,009.92 is: 2,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.30 : 4,422.60 = 2,009.92 : x
  2. Step 2: Convert to fraction form
    3,203.30/4,422.60 = 2,009.92/x
  3. Step 3: Cross multiply
    3,203.30x = 4,422.60 × 2,009.92
  4. Step 4: Simplify right side
    3,203.30x = 8,889,050.08
  5. Step 5: Solve for x
    x = 8,889,050.08/3,203.30
  6. Step 6: Final answer
    x = 2,774.97

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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.