Home / 4,451.79-6,677.54-2,112.92

Finding the Fourth Proportional to 4,451.79, 6,677.54 and 2,112.92

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Solution

The fourth proportional to 4,451.79, 6,677.54 and 2,112.92 is: 3,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.79 : 6,677.54 = 2,112.92 : x
  2. Step 2: Convert to fraction form
    4,451.79/6,677.54 = 2,112.92/x
  3. Step 3: Cross multiply
    4,451.79x = 6,677.54 × 2,112.92
  4. Step 4: Simplify right side
    4,451.79x = 14,109,063.86
  5. Step 5: Solve for x
    x = 14,109,063.86/4,451.79
  6. Step 6: Final answer
    x = 3,169.30

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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.