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Finding the Fourth Proportional to 8,873.85, 13,306.89 and 3,323.30

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Solution

The fourth proportional to 8,873.85, 13,306.89 and 3,323.30 is: 4,983.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.85 : 13,306.89 = 3,323.30 : x
  2. Step 2: Convert to fraction form
    8,873.85/13,306.89 = 3,323.30/x
  3. Step 3: Cross multiply
    8,873.85x = 13,306.89 × 3,323.30
  4. Step 4: Simplify right side
    8,873.85x = 44,222,843.41
  5. Step 5: Solve for x
    x = 44,222,843.41/8,873.85
  6. Step 6: Final answer
    x = 4,983.50

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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.