Home / 3,292.14-4,542.75-2,175.42

Finding the Fourth Proportional to 3,292.14, 4,542.75 and 2,175.42

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Solution

The fourth proportional to 3,292.14, 4,542.75 and 2,175.42 is: 3,001.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.14 : 4,542.75 = 2,175.42 : x
  2. Step 2: Convert to fraction form
    3,292.14/4,542.75 = 2,175.42/x
  3. Step 3: Cross multiply
    3,292.14x = 4,542.75 × 2,175.42
  4. Step 4: Simplify right side
    3,292.14x = 9,882,389.21
  5. Step 5: Solve for x
    x = 9,882,389.21/3,292.14
  6. Step 6: Final answer
    x = 3,001.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.