Home / 6,678.62-10,017.83-1,998.66

Finding the Fourth Proportional to 6,678.62, 10,017.83 and 1,998.66

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Solution

The fourth proportional to 6,678.62, 10,017.83 and 1,998.66 is: 2,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.62 : 10,017.83 = 1,998.66 : x
  2. Step 2: Convert to fraction form
    6,678.62/10,017.83 = 1,998.66/x
  3. Step 3: Cross multiply
    6,678.62x = 10,017.83 × 1,998.66
  4. Step 4: Simplify right side
    6,678.62x = 20,022,236.11
  5. Step 5: Solve for x
    x = 20,022,236.11/6,678.62
  6. Step 6: Final answer
    x = 2,997.96

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1.5x scale

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.