Home / 4,216.82-5,819.54-3,102.87

Finding the Fourth Proportional to 4,216.82, 5,819.54 and 3,102.87

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Solution

The fourth proportional to 4,216.82, 5,819.54 and 3,102.87 is: 4,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.82 : 5,819.54 = 3,102.87 : x
  2. Step 2: Convert to fraction form
    4,216.82/5,819.54 = 3,102.87/x
  3. Step 3: Cross multiply
    4,216.82x = 5,819.54 × 3,102.87
  4. Step 4: Simplify right side
    4,216.82x = 18,057,276.08
  5. Step 5: Solve for x
    x = 18,057,276.08/4,216.82
  6. Step 6: Final answer
    x = 4,282.20

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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.