Home / 8,823.90-13,226.62-6,480.42

Finding the Fourth Proportional to 8,823.90, 13,226.62 and 6,480.42

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Solution

The fourth proportional to 8,823.90, 13,226.62 and 6,480.42 is: 9,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,823.90 : 13,226.62 = 6,480.42 : x
  2. Step 2: Convert to fraction form
    8,823.90/13,226.62 = 6,480.42/x
  3. Step 3: Cross multiply
    8,823.90x = 13,226.62 × 6,480.42
  4. Step 4: Simplify right side
    8,823.90x = 85,714,052.78
  5. Step 5: Solve for x
    x = 85,714,052.78/8,823.90
  6. Step 6: Final answer
    x = 9,713.85

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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.