Home / 11,539.46-17,309.20-6,605.68

Finding the Fourth Proportional to 11,539.46, 17,309.20 and 6,605.68

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Solution

The fourth proportional to 11,539.46, 17,309.20 and 6,605.68 is: 9,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.46 : 17,309.20 = 6,605.68 : x
  2. Step 2: Convert to fraction form
    11,539.46/17,309.20 = 6,605.68/x
  3. Step 3: Cross multiply
    11,539.46x = 17,309.20 × 6,605.68
  4. Step 4: Simplify right side
    11,539.46x = 114,339,036.26
  5. Step 5: Solve for x
    x = 114,339,036.26/11,539.46
  6. Step 6: Final answer
    x = 9,908.53

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Similar ratio
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1.5x scale

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.