Home / 1,632.14-2,251.36-968.85

Finding the Fourth Proportional to 1,632.14, 2,251.36 and 968.85

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Solution

The fourth proportional to 1,632.14, 2,251.36 and 968.85 is: 1,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.14 : 2,251.36 = 968.85 : x
  2. Step 2: Convert to fraction form
    1,632.14/2,251.36 = 968.85/x
  3. Step 3: Cross multiply
    1,632.14x = 2,251.36 × 968.85
  4. Step 4: Simplify right side
    1,632.14x = 2,181,230.14
  5. Step 5: Solve for x
    x = 2,181,230.14/1,632.14
  6. Step 6: Final answer
    x = 1,336.42

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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.