Home / 2,002.68-2,762.92-1,163.24

Finding the Fourth Proportional to 2,002.68, 2,762.92 and 1,163.24

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Solution

The fourth proportional to 2,002.68, 2,762.92 and 1,163.24 is: 1,604.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.68 : 2,762.92 = 1,163.24 : x
  2. Step 2: Convert to fraction form
    2,002.68/2,762.92 = 1,163.24/x
  3. Step 3: Cross multiply
    2,002.68x = 2,762.92 × 1,163.24
  4. Step 4: Simplify right side
    2,002.68x = 3,213,939.06
  5. Step 5: Solve for x
    x = 3,213,939.06/2,002.68
  6. Step 6: Final answer
    x = 1,604.82

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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.