Home / 5,538.68-8,308.26-2,074.04

Finding the Fourth Proportional to 5,538.68, 8,308.26 and 2,074.04

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Solution

The fourth proportional to 5,538.68, 8,308.26 and 2,074.04 is: 3,111.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.68 : 8,308.26 = 2,074.04 : x
  2. Step 2: Convert to fraction form
    5,538.68/8,308.26 = 2,074.04/x
  3. Step 3: Cross multiply
    5,538.68x = 8,308.26 × 2,074.04
  4. Step 4: Simplify right side
    5,538.68x = 17,231,663.57
  5. Step 5: Solve for x
    x = 17,231,663.57/5,538.68
  6. Step 6: Final answer
    x = 3,111.15

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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.