Home / 7,172.22-10,756.72-3,016.92

Finding the Fourth Proportional to 7,172.22, 10,756.72 and 3,016.92

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Solution

The fourth proportional to 7,172.22, 10,756.72 and 3,016.92 is: 4,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,172.22 : 10,756.72 = 3,016.92 : x
  2. Step 2: Convert to fraction form
    7,172.22/10,756.72 = 3,016.92/x
  3. Step 3: Cross multiply
    7,172.22x = 10,756.72 × 3,016.92
  4. Step 4: Simplify right side
    7,172.22x = 32,452,163.70
  5. Step 5: Solve for x
    x = 32,452,163.70/7,172.22
  6. Step 6: Final answer
    x = 4,524.70

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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.