Home / 6,982.08-10,471.80-3,646.74

Finding the Fourth Proportional to 6,982.08, 10,471.80 and 3,646.74

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Solution

The fourth proportional to 6,982.08, 10,471.80 and 3,646.74 is: 5,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.08 : 10,471.80 = 3,646.74 : x
  2. Step 2: Convert to fraction form
    6,982.08/10,471.80 = 3,646.74/x
  3. Step 3: Cross multiply
    6,982.08x = 10,471.80 × 3,646.74
  4. Step 4: Simplify right side
    6,982.08x = 38,187,891.39
  5. Step 5: Solve for x
    x = 38,187,891.39/6,982.08
  6. Step 6: Final answer
    x = 5,469.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.