Home / 4,169.58-5,754.17-2,808.69

Finding the Fourth Proportional to 4,169.58, 5,754.17 and 2,808.69

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Solution

The fourth proportional to 4,169.58, 5,754.17 and 2,808.69 is: 3,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.58 : 5,754.17 = 2,808.69 : x
  2. Step 2: Convert to fraction form
    4,169.58/5,754.17 = 2,808.69/x
  3. Step 3: Cross multiply
    4,169.58x = 5,754.17 × 2,808.69
  4. Step 4: Simplify right side
    4,169.58x = 16,161,679.74
  5. Step 5: Solve for x
    x = 16,161,679.74/4,169.58
  6. Step 6: Final answer
    x = 3,876.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.