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Finding the Fourth Proportional to 8,616.06, 12,924.05 and 3,354.73

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Solution

The fourth proportional to 8,616.06, 12,924.05 and 3,354.73 is: 5,032.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616.06 : 12,924.05 = 3,354.73 : x
  2. Step 2: Convert to fraction form
    8,616.06/12,924.05 = 3,354.73/x
  3. Step 3: Cross multiply
    8,616.06x = 12,924.05 × 3,354.73
  4. Step 4: Simplify right side
    8,616.06x = 43,356,709.75
  5. Step 5: Solve for x
    x = 43,356,709.75/8,616.06
  6. Step 6: Final answer
    x = 5,032.08

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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.