Home / 2,164.62-3,247.54-1,177.22

Finding the Fourth Proportional to 2,164.62, 3,247.54 and 1,177.22

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Solution

The fourth proportional to 2,164.62, 3,247.54 and 1,177.22 is: 1,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164.62 : 3,247.54 = 1,177.22 : x
  2. Step 2: Convert to fraction form
    2,164.62/3,247.54 = 1,177.22/x
  3. Step 3: Cross multiply
    2,164.62x = 3,247.54 × 1,177.22
  4. Step 4: Simplify right side
    2,164.62x = 3,823,069.04
  5. Step 5: Solve for x
    x = 3,823,069.04/2,164.62
  6. Step 6: Final answer
    x = 1,766.16

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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.