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Finding the Fourth Proportional to 6,011.86, 9,009.60 and 3,380.62

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Solution

The fourth proportional to 6,011.86, 9,009.60 and 3,380.62 is: 5,066.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,011.86 : 9,009.60 = 3,380.62 : x
  2. Step 2: Convert to fraction form
    6,011.86/9,009.60 = 3,380.62/x
  3. Step 3: Cross multiply
    6,011.86x = 9,009.60 × 3,380.62
  4. Step 4: Simplify right side
    6,011.86x = 30,457,998.75
  5. Step 5: Solve for x
    x = 30,457,998.75/6,011.86
  6. Step 6: Final answer
    x = 5,066.32

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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.