Home / 3,288.32-4,929.80-2,245.68

Finding the Fourth Proportional to 3,288.32, 4,929.80 and 2,245.68

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Solution

The fourth proportional to 3,288.32, 4,929.80 and 2,245.68 is: 3,366.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.32 : 4,929.80 = 2,245.68 : x
  2. Step 2: Convert to fraction form
    3,288.32/4,929.80 = 2,245.68/x
  3. Step 3: Cross multiply
    3,288.32x = 4,929.80 × 2,245.68
  4. Step 4: Simplify right side
    3,288.32x = 11,070,753.26
  5. Step 5: Solve for x
    x = 11,070,753.26/3,288.32
  6. Step 6: Final answer
    x = 3,366.69

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1.5x scale

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.