Home / 3,538.54-5,293.17-3,217.78

Finding the Fourth Proportional to 3,538.54, 5,293.17 and 3,217.78

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Solution

The fourth proportional to 3,538.54, 5,293.17 and 3,217.78 is: 4,813.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.54 : 5,293.17 = 3,217.78 : x
  2. Step 2: Convert to fraction form
    3,538.54/5,293.17 = 3,217.78/x
  3. Step 3: Cross multiply
    3,538.54x = 5,293.17 × 3,217.78
  4. Step 4: Simplify right side
    3,538.54x = 17,032,256.56
  5. Step 5: Solve for x
    x = 17,032,256.56/3,538.54
  6. Step 6: Final answer
    x = 4,813.36

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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.