Home / 6,981.05-9,633.72-3,837.17

Finding the Fourth Proportional to 6,981.05, 9,633.72 and 3,837.17

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Solution

The fourth proportional to 6,981.05, 9,633.72 and 3,837.17 is: 5,295.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.05 : 9,633.72 = 3,837.17 : x
  2. Step 2: Convert to fraction form
    6,981.05/9,633.72 = 3,837.17/x
  3. Step 3: Cross multiply
    6,981.05x = 9,633.72 × 3,837.17
  4. Step 4: Simplify right side
    6,981.05x = 36,966,173.20
  5. Step 5: Solve for x
    x = 36,966,173.20/6,981.05
  6. Step 6: Final answer
    x = 5,295.22

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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.