Home / 6,982.58-9,633.30-3,997.64

Finding the Fourth Proportional to 6,982.58, 9,633.30 and 3,997.64

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Solution

The fourth proportional to 6,982.58, 9,633.30 and 3,997.64 is: 5,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.58 : 9,633.30 = 3,997.64 : x
  2. Step 2: Convert to fraction form
    6,982.58/9,633.30 = 3,997.64/x
  3. Step 3: Cross multiply
    6,982.58x = 9,633.30 × 3,997.64
  4. Step 4: Simplify right side
    6,982.58x = 38,510,465.41
  5. Step 5: Solve for x
    x = 38,510,465.41/6,982.58
  6. Step 6: Final answer
    x = 5,515.22

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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.