Home / 7,375.50-11,066.66-3,424.23

Finding the Fourth Proportional to 7,375.50, 11,066.66 and 3,424.23

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Solution

The fourth proportional to 7,375.50, 11,066.66 and 3,424.23 is: 5,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.50 : 11,066.66 = 3,424.23 : x
  2. Step 2: Convert to fraction form
    7,375.50/11,066.66 = 3,424.23/x
  3. Step 3: Cross multiply
    7,375.50x = 11,066.66 × 3,424.23
  4. Step 4: Simplify right side
    7,375.50x = 37,894,772.05
  5. Step 5: Solve for x
    x = 37,894,772.05/7,375.50
  6. Step 6: Final answer
    x = 5,137.93

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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.