Home / 6,983.64-9,637.44-3,839.88

Finding the Fourth Proportional to 6,983.64, 9,637.44 and 3,839.88

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Solution

The fourth proportional to 6,983.64, 9,637.44 and 3,839.88 is: 5,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.64 : 9,637.44 = 3,839.88 : x
  2. Step 2: Convert to fraction form
    6,983.64/9,637.44 = 3,839.88/x
  3. Step 3: Cross multiply
    6,983.64x = 9,637.44 × 3,839.88
  4. Step 4: Simplify right side
    6,983.64x = 37,006,613.11
  5. Step 5: Solve for x
    x = 37,006,613.11/6,983.64
  6. Step 6: Final answer
    x = 5,299.04

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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.