Home / 3,952.50-5,918.22-2,561.82

Finding the Fourth Proportional to 3,952.50, 5,918.22 and 2,561.82

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Solution

The fourth proportional to 3,952.50, 5,918.22 and 2,561.82 is: 3,835.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.50 : 5,918.22 = 2,561.82 : x
  2. Step 2: Convert to fraction form
    3,952.50/5,918.22 = 2,561.82/x
  3. Step 3: Cross multiply
    3,952.50x = 5,918.22 × 2,561.82
  4. Step 4: Simplify right side
    3,952.50x = 15,161,414.36
  5. Step 5: Solve for x
    x = 15,161,414.36/3,952.50
  6. Step 6: Final answer
    x = 3,835.90

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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.