Home / 8,766.80-13,135.60-6,164.24

Finding the Fourth Proportional to 8,766.80, 13,135.60 and 6,164.24

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Solution

The fourth proportional to 8,766.80, 13,135.60 and 6,164.24 is: 9,236.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.80 : 13,135.60 = 6,164.24 : x
  2. Step 2: Convert to fraction form
    8,766.80/13,135.60 = 6,164.24/x
  3. Step 3: Cross multiply
    8,766.80x = 13,135.60 × 6,164.24
  4. Step 4: Simplify right side
    8,766.80x = 80,970,990.94
  5. Step 5: Solve for x
    x = 80,970,990.94/8,766.80
  6. Step 6: Final answer
    x = 9,236.09

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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.