Home / 6,983.40-10,467.06-3,079.80

Finding the Fourth Proportional to 6,983.40, 10,467.06 and 3,079.80

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Solution

The fourth proportional to 6,983.40, 10,467.06 and 3,079.80 is: 4,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.40 : 10,467.06 = 3,079.80 : x
  2. Step 2: Convert to fraction form
    6,983.40/10,467.06 = 3,079.80/x
  3. Step 3: Cross multiply
    6,983.40x = 10,467.06 × 3,079.80
  4. Step 4: Simplify right side
    6,983.40x = 32,236,451.39
  5. Step 5: Solve for x
    x = 32,236,451.39/6,983.40
  6. Step 6: Final answer
    x = 4,616.15

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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.