Home / 11,845.55-17,752.96-4,817.39

Finding the Fourth Proportional to 11,845.55, 17,752.96 and 4,817.39

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Solution

The fourth proportional to 11,845.55, 17,752.96 and 4,817.39 is: 7,219.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.55 : 17,752.96 = 4,817.39 : x
  2. Step 2: Convert to fraction form
    11,845.55/17,752.96 = 4,817.39/x
  3. Step 3: Cross multiply
    11,845.55x = 17,752.96 × 4,817.39
  4. Step 4: Simplify right side
    11,845.55x = 85,522,867.42
  5. Step 5: Solve for x
    x = 85,522,867.42/11,845.55
  6. Step 6: Final answer
    x = 7,219.83

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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.