Home / 10,035.97-15,054.82-2,640.47

Finding the Fourth Proportional to 10,035.97, 15,054.82 and 2,640.47

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Solution

The fourth proportional to 10,035.97, 15,054.82 and 2,640.47 is: 3,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.97 : 15,054.82 = 2,640.47 : x
  2. Step 2: Convert to fraction form
    10,035.97/15,054.82 = 2,640.47/x
  3. Step 3: Cross multiply
    10,035.97x = 15,054.82 × 2,640.47
  4. Step 4: Simplify right side
    10,035.97x = 39,751,775.15
  5. Step 5: Solve for x
    x = 39,751,775.15/10,035.97
  6. Step 6: Final answer
    x = 3,960.93

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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.