Home / 11,741.81-17,601.63-3,945.16

Finding the Fourth Proportional to 11,741.81, 17,601.63 and 3,945.16

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Solution

The fourth proportional to 11,741.81, 17,601.63 and 3,945.16 is: 5,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.81 : 17,601.63 = 3,945.16 : x
  2. Step 2: Convert to fraction form
    11,741.81/17,601.63 = 3,945.16/x
  3. Step 3: Cross multiply
    11,741.81x = 17,601.63 × 3,945.16
  4. Step 4: Simplify right side
    11,741.81x = 69,441,246.61
  5. Step 5: Solve for x
    x = 69,441,246.61/11,741.81
  6. Step 6: Final answer
    x = 5,914.02

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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.