Home / 8,850.78-13,268.79-3,301.02

Finding the Fourth Proportional to 8,850.78, 13,268.79 and 3,301.02

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Solution

The fourth proportional to 8,850.78, 13,268.79 and 3,301.02 is: 4,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.78 : 13,268.79 = 3,301.02 : x
  2. Step 2: Convert to fraction form
    8,850.78/13,268.79 = 3,301.02/x
  3. Step 3: Cross multiply
    8,850.78x = 13,268.79 × 3,301.02
  4. Step 4: Simplify right side
    8,850.78x = 43,800,541.17
  5. Step 5: Solve for x
    x = 43,800,541.17/8,850.78
  6. Step 6: Final answer
    x = 4,948.78

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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.