Home / 2,133.04-3,197.92-1,021.92

Finding the Fourth Proportional to 2,133.04, 3,197.92 and 1,021.92

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Solution

The fourth proportional to 2,133.04, 3,197.92 and 1,021.92 is: 1,532.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.04 : 3,197.92 = 1,021.92 : x
  2. Step 2: Convert to fraction form
    2,133.04/3,197.92 = 1,021.92/x
  3. Step 3: Cross multiply
    2,133.04x = 3,197.92 × 1,021.92
  4. Step 4: Simplify right side
    2,133.04x = 3,268,018.41
  5. Step 5: Solve for x
    x = 3,268,018.41/2,133.04
  6. Step 6: Final answer
    x = 1,532.09

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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.