Home / 9,755.64-14,631.97-3,181.81

Finding the Fourth Proportional to 9,755.64, 14,631.97 and 3,181.81

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Solution

The fourth proportional to 9,755.64, 14,631.97 and 3,181.81 is: 4,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755.64 : 14,631.97 = 3,181.81 : x
  2. Step 2: Convert to fraction form
    9,755.64/14,631.97 = 3,181.81/x
  3. Step 3: Cross multiply
    9,755.64x = 14,631.97 × 3,181.81
  4. Step 4: Simplify right side
    9,755.64x = 46,556,185.05
  5. Step 5: Solve for x
    x = 46,556,185.05/9,755.64
  6. Step 6: Final answer
    x = 4,772.23

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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.