Home / 2,132.28-3,198.36-1,164.51

Finding the Fourth Proportional to 2,132.28, 3,198.36 and 1,164.51

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Solution

The fourth proportional to 2,132.28, 3,198.36 and 1,164.51 is: 1,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132.28 : 3,198.36 = 1,164.51 : x
  2. Step 2: Convert to fraction form
    2,132.28/3,198.36 = 1,164.51/x
  3. Step 3: Cross multiply
    2,132.28x = 3,198.36 × 1,164.51
  4. Step 4: Simplify right side
    2,132.28x = 3,724,522.20
  5. Step 5: Solve for x
    x = 3,724,522.20/2,132.28
  6. Step 6: Final answer
    x = 1,746.73

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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.