Home / 3,952.97-5,455.08-2,536.21

Finding the Fourth Proportional to 3,952.97, 5,455.08 and 2,536.21

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Solution

The fourth proportional to 3,952.97, 5,455.08 and 2,536.21 is: 3,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.97 : 5,455.08 = 2,536.21 : x
  2. Step 2: Convert to fraction form
    3,952.97/5,455.08 = 2,536.21/x
  3. Step 3: Cross multiply
    3,952.97x = 5,455.08 × 2,536.21
  4. Step 4: Simplify right side
    3,952.97x = 13,835,235.27
  5. Step 5: Solve for x
    x = 13,835,235.27/3,952.97
  6. Step 6: Final answer
    x = 3,499.96

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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.