Home / 5,110.97-7,664.96-1,823.60

Finding the Fourth Proportional to 5,110.97, 7,664.96 and 1,823.60

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Solution

The fourth proportional to 5,110.97, 7,664.96 and 1,823.60 is: 2,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.97 : 7,664.96 = 1,823.60 : x
  2. Step 2: Convert to fraction form
    5,110.97/7,664.96 = 1,823.60/x
  3. Step 3: Cross multiply
    5,110.97x = 7,664.96 × 1,823.60
  4. Step 4: Simplify right side
    5,110.97x = 13,977,844.78
  5. Step 5: Solve for x
    x = 13,977,844.78/5,110.97
  6. Step 6: Final answer
    x = 2,734.87

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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.