Home / 5,465.35-8,198.07-2,177.56

Finding the Fourth Proportional to 5,465.35, 8,198.07 and 2,177.56

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Solution

The fourth proportional to 5,465.35, 8,198.07 and 2,177.56 is: 3,266.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.35 : 8,198.07 = 2,177.56 : x
  2. Step 2: Convert to fraction form
    5,465.35/8,198.07 = 2,177.56/x
  3. Step 3: Cross multiply
    5,465.35x = 8,198.07 × 2,177.56
  4. Step 4: Simplify right side
    5,465.35x = 17,851,789.31
  5. Step 5: Solve for x
    x = 17,851,789.31/5,465.35
  6. Step 6: Final answer
    x = 3,266.36

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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.