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Finding the Fourth Proportional to 6,859.54, 10,293.26 and 2,910.49

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Solution

The fourth proportional to 6,859.54, 10,293.26 and 2,910.49 is: 4,367.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.54 : 10,293.26 = 2,910.49 : x
  2. Step 2: Convert to fraction form
    6,859.54/10,293.26 = 2,910.49/x
  3. Step 3: Cross multiply
    6,859.54x = 10,293.26 × 2,910.49
  4. Step 4: Simplify right side
    6,859.54x = 29,958,430.30
  5. Step 5: Solve for x
    x = 29,958,430.30/6,859.54
  6. Step 6: Final answer
    x = 4,367.41

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1.5x scale

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.