Home / 11,091.60-16,632.54-3,298.86

Finding the Fourth Proportional to 11,091.60, 16,632.54 and 3,298.86

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Solution

The fourth proportional to 11,091.60, 16,632.54 and 3,298.86 is: 4,946.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.60 : 16,632.54 = 3,298.86 : x
  2. Step 2: Convert to fraction form
    11,091.60/16,632.54 = 3,298.86/x
  3. Step 3: Cross multiply
    11,091.60x = 16,632.54 × 3,298.86
  4. Step 4: Simplify right side
    11,091.60x = 54,868,420.90
  5. Step 5: Solve for x
    x = 54,868,420.90/11,091.60
  6. Step 6: Final answer
    x = 4,946.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.