Home / 9,409.28-14,115.48-3,169.82

Finding the Fourth Proportional to 9,409.28, 14,115.48 and 3,169.82

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Solution

The fourth proportional to 9,409.28, 14,115.48 and 3,169.82 is: 4,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.28 : 14,115.48 = 3,169.82 : x
  2. Step 2: Convert to fraction form
    9,409.28/14,115.48 = 3,169.82/x
  3. Step 3: Cross multiply
    9,409.28x = 14,115.48 × 3,169.82
  4. Step 4: Simplify right side
    9,409.28x = 44,743,530.81
  5. Step 5: Solve for x
    x = 44,743,530.81/9,409.28
  6. Step 6: Final answer
    x = 4,755.26

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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.