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Finding the Fourth Proportional to 8,850.54, 13,277.77 and 2,929.28

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Solution

The fourth proportional to 8,850.54, 13,277.77 and 2,929.28 is: 4,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.54 : 13,277.77 = 2,929.28 : x
  2. Step 2: Convert to fraction form
    8,850.54/13,277.77 = 2,929.28/x
  3. Step 3: Cross multiply
    8,850.54x = 13,277.77 × 2,929.28
  4. Step 4: Simplify right side
    8,850.54x = 38,894,236.51
  5. Step 5: Solve for x
    x = 38,894,236.51/8,850.54
  6. Step 6: Final answer
    x = 4,394.56

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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.