Home / 6,660.08-9,991.56-3,374.96

Finding the Fourth Proportional to 6,660.08, 9,991.56 and 3,374.96

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Solution

The fourth proportional to 6,660.08, 9,991.56 and 3,374.96 is: 5,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.08 : 9,991.56 = 3,374.96 : x
  2. Step 2: Convert to fraction form
    6,660.08/9,991.56 = 3,374.96/x
  3. Step 3: Cross multiply
    6,660.08x = 9,991.56 × 3,374.96
  4. Step 4: Simplify right side
    6,660.08x = 33,721,115.34
  5. Step 5: Solve for x
    x = 33,721,115.34/6,660.08
  6. Step 6: Final answer
    x = 5,063.17

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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.