Home / 5,074.40-7,611.44-3,008.56

Finding the Fourth Proportional to 5,074.40, 7,611.44 and 3,008.56

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Solution

The fourth proportional to 5,074.40, 7,611.44 and 3,008.56 is: 4,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.40 : 7,611.44 = 3,008.56 : x
  2. Step 2: Convert to fraction form
    5,074.40/7,611.44 = 3,008.56/x
  3. Step 3: Cross multiply
    5,074.40x = 7,611.44 × 3,008.56
  4. Step 4: Simplify right side
    5,074.40x = 22,899,473.93
  5. Step 5: Solve for x
    x = 22,899,473.93/5,074.40
  6. Step 6: Final answer
    x = 4,512.75

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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.