Home / 11,845.83-17,768.65-4,824.19

Finding the Fourth Proportional to 11,845.83, 17,768.65 and 4,824.19

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Solution

The fourth proportional to 11,845.83, 17,768.65 and 4,824.19 is: 7,236.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.83 : 17,768.65 = 4,824.19 : x
  2. Step 2: Convert to fraction form
    11,845.83/17,768.65 = 4,824.19/x
  3. Step 3: Cross multiply
    11,845.83x = 17,768.65 × 4,824.19
  4. Step 4: Simplify right side
    11,845.83x = 85,719,343.64
  5. Step 5: Solve for x
    x = 85,719,343.64/11,845.83
  6. Step 6: Final answer
    x = 7,236.25

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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.