Home / 11,076.60-16,617.30-3,679.80

Finding the Fourth Proportional to 11,076.60, 16,617.30 and 3,679.80

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Solution

The fourth proportional to 11,076.60, 16,617.30 and 3,679.80 is: 5,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.60 : 16,617.30 = 3,679.80 : x
  2. Step 2: Convert to fraction form
    11,076.60/16,617.30 = 3,679.80/x
  3. Step 3: Cross multiply
    11,076.60x = 16,617.30 × 3,679.80
  4. Step 4: Simplify right side
    11,076.60x = 61,148,340.54
  5. Step 5: Solve for x
    x = 61,148,340.54/11,076.60
  6. Step 6: Final answer
    x = 5,520.50

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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.