Home / 8,226.26-11,355.18-4,871.96

Finding the Fourth Proportional to 8,226.26, 11,355.18 and 4,871.96

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Solution

The fourth proportional to 8,226.26, 11,355.18 and 4,871.96 is: 6,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.26 : 11,355.18 = 4,871.96 : x
  2. Step 2: Convert to fraction form
    8,226.26/11,355.18 = 4,871.96/x
  3. Step 3: Cross multiply
    8,226.26x = 11,355.18 × 4,871.96
  4. Step 4: Simplify right side
    8,226.26x = 55,321,982.75
  5. Step 5: Solve for x
    x = 55,321,982.75/8,226.26
  6. Step 6: Final answer
    x = 6,725.05

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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.