Home / 8,778.25-13,169.66-2,622.25

Finding the Fourth Proportional to 8,778.25, 13,169.66 and 2,622.25

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Solution

The fourth proportional to 8,778.25, 13,169.66 and 2,622.25 is: 3,934.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778.25 : 13,169.66 = 2,622.25 : x
  2. Step 2: Convert to fraction form
    8,778.25/13,169.66 = 2,622.25/x
  3. Step 3: Cross multiply
    8,778.25x = 13,169.66 × 2,622.25
  4. Step 4: Simplify right side
    8,778.25x = 34,534,140.94
  5. Step 5: Solve for x
    x = 34,534,140.94/8,778.25
  6. Step 6: Final answer
    x = 3,934.06

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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.