Home / 7,827.38-11,736.82-3,606.08

Finding the Fourth Proportional to 7,827.38, 11,736.82 and 3,606.08

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Solution

The fourth proportional to 7,827.38, 11,736.82 and 3,606.08 is: 5,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.38 : 11,736.82 = 3,606.08 : x
  2. Step 2: Convert to fraction form
    7,827.38/11,736.82 = 3,606.08/x
  3. Step 3: Cross multiply
    7,827.38x = 11,736.82 × 3,606.08
  4. Step 4: Simplify right side
    7,827.38x = 42,323,911.87
  5. Step 5: Solve for x
    x = 42,323,911.87/7,827.38
  6. Step 6: Final answer
    x = 5,407.16

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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.