Home / 2,536.80-3,510.36-2,163.18

Finding the Fourth Proportional to 2,536.80, 3,510.36 and 2,163.18

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Solution

The fourth proportional to 2,536.80, 3,510.36 and 2,163.18 is: 2,993.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536.80 : 3,510.36 = 2,163.18 : x
  2. Step 2: Convert to fraction form
    2,536.80/3,510.36 = 2,163.18/x
  3. Step 3: Cross multiply
    2,536.80x = 3,510.36 × 2,163.18
  4. Step 4: Simplify right side
    2,536.80x = 7,593,540.54
  5. Step 5: Solve for x
    x = 7,593,540.54/2,536.80
  6. Step 6: Final answer
    x = 2,993.35

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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.