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Finding the Fourth Proportional to 8,169.91, 12,255.01 and 2,326.67

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Solution

The fourth proportional to 8,169.91, 12,255.01 and 2,326.67 is: 3,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.91 : 12,255.01 = 2,326.67 : x
  2. Step 2: Convert to fraction form
    8,169.91/12,255.01 = 2,326.67/x
  3. Step 3: Cross multiply
    8,169.91x = 12,255.01 × 2,326.67
  4. Step 4: Simplify right side
    8,169.91x = 28,513,364.12
  5. Step 5: Solve for x
    x = 28,513,364.12/8,169.91
  6. Step 6: Final answer
    x = 3,490.05

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1.5x scale

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.