Home / 6,982.08-10,460.76-3,687.90

Finding the Fourth Proportional to 6,982.08, 10,460.76 and 3,687.90

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Solution

The fourth proportional to 6,982.08, 10,460.76 and 3,687.90 is: 5,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.08 : 10,460.76 = 3,687.90 : x
  2. Step 2: Convert to fraction form
    6,982.08/10,460.76 = 3,687.90/x
  3. Step 3: Cross multiply
    6,982.08x = 10,460.76 × 3,687.90
  4. Step 4: Simplify right side
    6,982.08x = 38,578,236.80
  5. Step 5: Solve for x
    x = 38,578,236.80/6,982.08
  6. Step 6: Final answer
    x = 5,525.32

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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.