Home / 5,538.75-8,308.49-2,076.09

Finding the Fourth Proportional to 5,538.75, 8,308.49 and 2,076.09

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Solution

The fourth proportional to 5,538.75, 8,308.49 and 2,076.09 is: 3,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.75 : 8,308.49 = 2,076.09 : x
  2. Step 2: Convert to fraction form
    5,538.75/8,308.49 = 2,076.09/x
  3. Step 3: Cross multiply
    5,538.75x = 8,308.49 × 2,076.09
  4. Step 4: Simplify right side
    5,538.75x = 17,249,162.62
  5. Step 5: Solve for x
    x = 17,249,162.62/5,538.75
  6. Step 6: Final answer
    x = 3,114.27

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1.5x scale

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.