Home / 6,990.18-10,481.69-2,059.19

Finding the Fourth Proportional to 6,990.18, 10,481.69 and 2,059.19

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Solution

The fourth proportional to 6,990.18, 10,481.69 and 2,059.19 is: 3,087.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.18 : 10,481.69 = 2,059.19 : x
  2. Step 2: Convert to fraction form
    6,990.18/10,481.69 = 2,059.19/x
  3. Step 3: Cross multiply
    6,990.18x = 10,481.69 × 2,059.19
  4. Step 4: Simplify right side
    6,990.18x = 21,583,728.53
  5. Step 5: Solve for x
    x = 21,583,728.53/6,990.18
  6. Step 6: Final answer
    x = 3,087.72

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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.