Home / 4,556.40-6,842.70-3,325.20

Finding the Fourth Proportional to 4,556.40, 6,842.70 and 3,325.20

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Solution

The fourth proportional to 4,556.40, 6,842.70 and 3,325.20 is: 4,993.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,556.40 : 6,842.70 = 3,325.20 : x
  2. Step 2: Convert to fraction form
    4,556.40/6,842.70 = 3,325.20/x
  3. Step 3: Cross multiply
    4,556.40x = 6,842.70 × 3,325.20
  4. Step 4: Simplify right side
    4,556.40x = 22,753,346.04
  5. Step 5: Solve for x
    x = 22,753,346.04/4,556.40
  6. Step 6: Final answer
    x = 4,993.71

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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.