Home / 8,863.06-12,226.53-6,763.54

Finding the Fourth Proportional to 8,863.06, 12,226.53 and 6,763.54

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Solution

The fourth proportional to 8,863.06, 12,226.53 and 6,763.54 is: 9,330.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.06 : 12,226.53 = 6,763.54 : x
  2. Step 2: Convert to fraction form
    8,863.06/12,226.53 = 6,763.54/x
  3. Step 3: Cross multiply
    8,863.06x = 12,226.53 × 6,763.54
  4. Step 4: Simplify right side
    8,863.06x = 82,694,624.72
  5. Step 5: Solve for x
    x = 82,694,624.72/8,863.06
  6. Step 6: Final answer
    x = 9,330.26

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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.