Home / 9,109.73-13,669.91-3,562.81

Finding the Fourth Proportional to 9,109.73, 13,669.91 and 3,562.81

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Solution

The fourth proportional to 9,109.73, 13,669.91 and 3,562.81 is: 5,346.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109.73 : 13,669.91 = 3,562.81 : x
  2. Step 2: Convert to fraction form
    9,109.73/13,669.91 = 3,562.81/x
  3. Step 3: Cross multiply
    9,109.73x = 13,669.91 × 3,562.81
  4. Step 4: Simplify right side
    9,109.73x = 48,703,292.05
  5. Step 5: Solve for x
    x = 48,703,292.05/9,109.73
  6. Step 6: Final answer
    x = 5,346.29

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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.