Home / 1,632.57-2,251.92-968.96

Finding the Fourth Proportional to 1,632.57, 2,251.92 and 968.96

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Solution

The fourth proportional to 1,632.57, 2,251.92 and 968.96 is: 1,336.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.57 : 2,251.92 = 968.96 : x
  2. Step 2: Convert to fraction form
    1,632.57/2,251.92 = 968.96/x
  3. Step 3: Cross multiply
    1,632.57x = 2,251.92 × 968.96
  4. Step 4: Simplify right side
    1,632.57x = 2,182,009.14
  5. Step 5: Solve for x
    x = 2,182,009.14/1,632.57
  6. Step 6: Final answer
    x = 1,336.55

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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.