Home / 7,924.26-11,885.69-2,378.84

Finding the Fourth Proportional to 7,924.26, 11,885.69 and 2,378.84

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Solution

The fourth proportional to 7,924.26, 11,885.69 and 2,378.84 is: 3,568.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.26 : 11,885.69 = 2,378.84 : x
  2. Step 2: Convert to fraction form
    7,924.26/11,885.69 = 2,378.84/x
  3. Step 3: Cross multiply
    7,924.26x = 11,885.69 × 2,378.84
  4. Step 4: Simplify right side
    7,924.26x = 28,274,083.48
  5. Step 5: Solve for x
    x = 28,274,083.48/7,924.26
  6. Step 6: Final answer
    x = 3,568.04

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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.