Home / 6,539.75-9,809.67-2,098.09

Finding the Fourth Proportional to 6,539.75, 9,809.67 and 2,098.09

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Solution

The fourth proportional to 6,539.75, 9,809.67 and 2,098.09 is: 3,147.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.75 : 9,809.67 = 2,098.09 : x
  2. Step 2: Convert to fraction form
    6,539.75/9,809.67 = 2,098.09/x
  3. Step 3: Cross multiply
    6,539.75x = 9,809.67 × 2,098.09
  4. Step 4: Simplify right side
    6,539.75x = 20,581,581.81
  5. Step 5: Solve for x
    x = 20,581,581.81/6,539.75
  6. Step 6: Final answer
    x = 3,147.15

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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.