Home / 5,423.14-7,481.05-3,432.97

Finding the Fourth Proportional to 5,423.14, 7,481.05 and 3,432.97

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Solution

The fourth proportional to 5,423.14, 7,481.05 and 3,432.97 is: 4,735.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.14 : 7,481.05 = 3,432.97 : x
  2. Step 2: Convert to fraction form
    5,423.14/7,481.05 = 3,432.97/x
  3. Step 3: Cross multiply
    5,423.14x = 7,481.05 × 3,432.97
  4. Step 4: Simplify right side
    5,423.14x = 25,682,220.22
  5. Step 5: Solve for x
    x = 25,682,220.22/5,423.14
  6. Step 6: Final answer
    x = 4,735.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.