Home / 10,092.15-15,138.32-3,518.33

Finding the Fourth Proportional to 10,092.15, 15,138.32 and 3,518.33

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Solution

The fourth proportional to 10,092.15, 15,138.32 and 3,518.33 is: 5,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.15 : 15,138.32 = 3,518.33 : x
  2. Step 2: Convert to fraction form
    10,092.15/15,138.32 = 3,518.33/x
  3. Step 3: Cross multiply
    10,092.15x = 15,138.32 × 3,518.33
  4. Step 4: Simplify right side
    10,092.15x = 53,261,512.12
  5. Step 5: Solve for x
    x = 53,261,512.12/10,092.15
  6. Step 6: Final answer
    x = 5,277.52

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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.