Home / 3,952.80-5,919.48-3,755.16

Finding the Fourth Proportional to 3,952.80, 5,919.48 and 3,755.16

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Solution

The fourth proportional to 3,952.80, 5,919.48 and 3,755.16 is: 5,623.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.80 : 5,919.48 = 3,755.16 : x
  2. Step 2: Convert to fraction form
    3,952.80/5,919.48 = 3,755.16/x
  3. Step 3: Cross multiply
    3,952.80x = 5,919.48 × 3,755.16
  4. Step 4: Simplify right side
    3,952.80x = 22,228,594.52
  5. Step 5: Solve for x
    x = 22,228,594.52/3,952.80
  6. Step 6: Final answer
    x = 5,623.51

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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.