Home / 4,451.94-6,679.20-1,331.82

Finding the Fourth Proportional to 4,451.94, 6,679.20 and 1,331.82

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Solution

The fourth proportional to 4,451.94, 6,679.20 and 1,331.82 is: 1,998.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.94 : 6,679.20 = 1,331.82 : x
  2. Step 2: Convert to fraction form
    4,451.94/6,679.20 = 1,331.82/x
  3. Step 3: Cross multiply
    4,451.94x = 6,679.20 × 1,331.82
  4. Step 4: Simplify right side
    4,451.94x = 8,895,492.14
  5. Step 5: Solve for x
    x = 8,895,492.14/4,451.94
  6. Step 6: Final answer
    x = 1,998.12

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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.