Home / 9,257.09-13,881.38-3,409.59

Finding the Fourth Proportional to 9,257.09, 13,881.38 and 3,409.59

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Solution

The fourth proportional to 9,257.09, 13,881.38 and 3,409.59 is: 5,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.09 : 13,881.38 = 3,409.59 : x
  2. Step 2: Convert to fraction form
    9,257.09/13,881.38 = 3,409.59/x
  3. Step 3: Cross multiply
    9,257.09x = 13,881.38 × 3,409.59
  4. Step 4: Simplify right side
    9,257.09x = 47,329,849.44
  5. Step 5: Solve for x
    x = 47,329,849.44/9,257.09
  6. Step 6: Final answer
    x = 5,112.82

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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.