Home / 4,462.25-6,691.43-2,381.78

Finding the Fourth Proportional to 4,462.25, 6,691.43 and 2,381.78

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Solution

The fourth proportional to 4,462.25, 6,691.43 and 2,381.78 is: 3,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,462.25 : 6,691.43 = 2,381.78 : x
  2. Step 2: Convert to fraction form
    4,462.25/6,691.43 = 2,381.78/x
  3. Step 3: Cross multiply
    4,462.25x = 6,691.43 × 2,381.78
  4. Step 4: Simplify right side
    4,462.25x = 15,937,518.97
  5. Step 5: Solve for x
    x = 15,937,518.97/4,462.25
  6. Step 6: Final answer
    x = 3,571.64

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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.