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Finding the Fourth Proportional to 8,132.59, 11,222.97 and 4,406.59

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Solution

The fourth proportional to 8,132.59, 11,222.97 and 4,406.59 is: 6,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.59 : 11,222.97 = 4,406.59 : x
  2. Step 2: Convert to fraction form
    8,132.59/11,222.97 = 4,406.59/x
  3. Step 3: Cross multiply
    8,132.59x = 11,222.97 × 4,406.59
  4. Step 4: Simplify right side
    8,132.59x = 49,454,971.26
  5. Step 5: Solve for x
    x = 49,454,971.26/8,132.59
  6. Step 6: Final answer
    x = 6,081.09

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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.