Home / 4,253.60-6,377.92-3,381.68

Finding the Fourth Proportional to 4,253.60, 6,377.92 and 3,381.68

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Solution

The fourth proportional to 4,253.60, 6,377.92 and 3,381.68 is: 5,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.60 : 6,377.92 = 3,381.68 : x
  2. Step 2: Convert to fraction form
    4,253.60/6,377.92 = 3,381.68/x
  3. Step 3: Cross multiply
    4,253.60x = 6,377.92 × 3,381.68
  4. Step 4: Simplify right side
    4,253.60x = 21,568,084.51
  5. Step 5: Solve for x
    x = 21,568,084.51/4,253.60
  6. Step 6: Final answer
    x = 5,070.55

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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.