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Finding the Fourth Proportional to 8,506.22, 11,734.27 and 5,523.71

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Solution

The fourth proportional to 8,506.22, 11,734.27 and 5,523.71 is: 7,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506.22 : 11,734.27 = 5,523.71 : x
  2. Step 2: Convert to fraction form
    8,506.22/11,734.27 = 5,523.71/x
  3. Step 3: Cross multiply
    8,506.22x = 11,734.27 × 5,523.71
  4. Step 4: Simplify right side
    8,506.22x = 64,816,632.06
  5. Step 5: Solve for x
    x = 64,816,632.06/8,506.22
  6. Step 6: Final answer
    x = 7,619.91

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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.