Home / 4,715.55-7,074.87-2,250.05

Finding the Fourth Proportional to 4,715.55, 7,074.87 and 2,250.05

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Solution

The fourth proportional to 4,715.55, 7,074.87 and 2,250.05 is: 3,375.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.55 : 7,074.87 = 2,250.05 : x
  2. Step 2: Convert to fraction form
    4,715.55/7,074.87 = 2,250.05/x
  3. Step 3: Cross multiply
    4,715.55x = 7,074.87 × 2,250.05
  4. Step 4: Simplify right side
    4,715.55x = 15,918,833.76
  5. Step 5: Solve for x
    x = 15,918,833.76/4,715.55
  6. Step 6: Final answer
    x = 3,375.81

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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.