Home / 6,135.94-8,468.22-3,618.88

Finding the Fourth Proportional to 6,135.94, 8,468.22 and 3,618.88

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Solution

The fourth proportional to 6,135.94, 8,468.22 and 3,618.88 is: 4,994.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.94 : 8,468.22 = 3,618.88 : x
  2. Step 2: Convert to fraction form
    6,135.94/8,468.22 = 3,618.88/x
  3. Step 3: Cross multiply
    6,135.94x = 8,468.22 × 3,618.88
  4. Step 4: Simplify right side
    6,135.94x = 30,645,471.99
  5. Step 5: Solve for x
    x = 30,645,471.99/6,135.94
  6. Step 6: Final answer
    x = 4,994.42

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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.