Home / 3,192.68-4,785.78-2,022.32

Finding the Fourth Proportional to 3,192.68, 4,785.78 and 2,022.32

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Solution

The fourth proportional to 3,192.68, 4,785.78 and 2,022.32 is: 3,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.68 : 4,785.78 = 2,022.32 : x
  2. Step 2: Convert to fraction form
    3,192.68/4,785.78 = 2,022.32/x
  3. Step 3: Cross multiply
    3,192.68x = 4,785.78 × 2,022.32
  4. Step 4: Simplify right side
    3,192.68x = 9,678,398.16
  5. Step 5: Solve for x
    x = 9,678,398.16/3,192.68
  6. Step 6: Final answer
    x = 3,031.43

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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.