Home / 7,211.18-10,793.54-3,874.80

Finding the Fourth Proportional to 7,211.18, 10,793.54 and 3,874.80

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Solution

The fourth proportional to 7,211.18, 10,793.54 and 3,874.80 is: 5,799.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211.18 : 10,793.54 = 3,874.80 : x
  2. Step 2: Convert to fraction form
    7,211.18/10,793.54 = 3,874.80/x
  3. Step 3: Cross multiply
    7,211.18x = 10,793.54 × 3,874.80
  4. Step 4: Simplify right side
    7,211.18x = 41,822,808.79
  5. Step 5: Solve for x
    x = 41,822,808.79/7,211.18
  6. Step 6: Final answer
    x = 5,799.72

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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.