Home / 9,329.10-13,992.54-2,755.14

Finding the Fourth Proportional to 9,329.10, 13,992.54 and 2,755.14

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Solution

The fourth proportional to 9,329.10, 13,992.54 and 2,755.14 is: 4,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.10 : 13,992.54 = 2,755.14 : x
  2. Step 2: Convert to fraction form
    9,329.10/13,992.54 = 2,755.14/x
  3. Step 3: Cross multiply
    9,329.10x = 13,992.54 × 2,755.14
  4. Step 4: Simplify right side
    9,329.10x = 38,551,406.66
  5. Step 5: Solve for x
    x = 38,551,406.66/9,329.10
  6. Step 6: Final answer
    x = 4,132.38

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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.