Home / 3,611.72-5,399.79-3,062.56

Finding the Fourth Proportional to 3,611.72, 5,399.79 and 3,062.56

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Solution

The fourth proportional to 3,611.72, 5,399.79 and 3,062.56 is: 4,578.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.72 : 5,399.79 = 3,062.56 : x
  2. Step 2: Convert to fraction form
    3,611.72/5,399.79 = 3,062.56/x
  3. Step 3: Cross multiply
    3,611.72x = 5,399.79 × 3,062.56
  4. Step 4: Simplify right side
    3,611.72x = 16,537,159.73
  5. Step 5: Solve for x
    x = 16,537,159.73/3,611.72
  6. Step 6: Final answer
    x = 4,578.75

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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.