Home / 4,378.65-6,556.22-3,496.96

Finding the Fourth Proportional to 4,378.65, 6,556.22 and 3,496.96

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Solution

The fourth proportional to 4,378.65, 6,556.22 and 3,496.96 is: 5,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.65 : 6,556.22 = 3,496.96 : x
  2. Step 2: Convert to fraction form
    4,378.65/6,556.22 = 3,496.96/x
  3. Step 3: Cross multiply
    4,378.65x = 6,556.22 × 3,496.96
  4. Step 4: Simplify right side
    4,378.65x = 22,926,839.09
  5. Step 5: Solve for x
    x = 22,926,839.09/4,378.65
  6. Step 6: Final answer
    x = 5,236.05

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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.