Home / 6,981.32-9,634.10-3,837.48

Finding the Fourth Proportional to 6,981.32, 9,634.10 and 3,837.48

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Solution

The fourth proportional to 6,981.32, 9,634.10 and 3,837.48 is: 5,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.32 : 9,634.10 = 3,837.48 : x
  2. Step 2: Convert to fraction form
    6,981.32/9,634.10 = 3,837.48/x
  3. Step 3: Cross multiply
    6,981.32x = 9,634.10 × 3,837.48
  4. Step 4: Simplify right side
    6,981.32x = 36,970,666.07
  5. Step 5: Solve for x
    x = 36,970,666.07/6,981.32
  6. Step 6: Final answer
    x = 5,295.66

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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.