Home / 3,236.76-4,467.68-2,799.36

Finding the Fourth Proportional to 3,236.76, 4,467.68 and 2,799.36

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Solution

The fourth proportional to 3,236.76, 4,467.68 and 2,799.36 is: 3,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.76 : 4,467.68 = 2,799.36 : x
  2. Step 2: Convert to fraction form
    3,236.76/4,467.68 = 2,799.36/x
  3. Step 3: Cross multiply
    3,236.76x = 4,467.68 × 2,799.36
  4. Step 4: Simplify right side
    3,236.76x = 12,506,644.68
  5. Step 5: Solve for x
    x = 12,506,644.68/3,236.76
  6. Step 6: Final answer
    x = 3,863.94

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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.