Home / 7,180.82-10,771.37-2,250.35

Finding the Fourth Proportional to 7,180.82, 10,771.37 and 2,250.35

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Solution

The fourth proportional to 7,180.82, 10,771.37 and 2,250.35 is: 3,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.82 : 10,771.37 = 2,250.35 : x
  2. Step 2: Convert to fraction form
    7,180.82/10,771.37 = 2,250.35/x
  3. Step 3: Cross multiply
    7,180.82x = 10,771.37 × 2,250.35
  4. Step 4: Simplify right side
    7,180.82x = 24,239,341.23
  5. Step 5: Solve for x
    x = 24,239,341.23/7,180.82
  6. Step 6: Final answer
    x = 3,375.57

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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.