Home / 3,226.32-4,452.20-1,809.92

Finding the Fourth Proportional to 3,226.32, 4,452.20 and 1,809.92

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Solution

The fourth proportional to 3,226.32, 4,452.20 and 1,809.92 is: 2,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.32 : 4,452.20 = 1,809.92 : x
  2. Step 2: Convert to fraction form
    3,226.32/4,452.20 = 1,809.92/x
  3. Step 3: Cross multiply
    3,226.32x = 4,452.20 × 1,809.92
  4. Step 4: Simplify right side
    3,226.32x = 8,058,125.82
  5. Step 5: Solve for x
    x = 8,058,125.82/3,226.32
  6. Step 6: Final answer
    x = 2,497.62

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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.