Home / 6,981.22-9,634.03-3,837.48

Finding the Fourth Proportional to 6,981.22, 9,634.03 and 3,837.48

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Solution

The fourth proportional to 6,981.22, 9,634.03 and 3,837.48 is: 5,295.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.22 : 9,634.03 = 3,837.48 : x
  2. Step 2: Convert to fraction form
    6,981.22/9,634.03 = 3,837.48/x
  3. Step 3: Cross multiply
    6,981.22x = 9,634.03 × 3,837.48
  4. Step 4: Simplify right side
    6,981.22x = 36,970,397.44
  5. Step 5: Solve for x
    x = 36,970,397.44/6,981.22
  6. Step 6: Final answer
    x = 5,295.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.