Home / 4,286.66-6,418.64-3,505.82

Finding the Fourth Proportional to 4,286.66, 6,418.64 and 3,505.82

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Solution

The fourth proportional to 4,286.66, 6,418.64 and 3,505.82 is: 5,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.66 : 6,418.64 = 3,505.82 : x
  2. Step 2: Convert to fraction form
    4,286.66/6,418.64 = 3,505.82/x
  3. Step 3: Cross multiply
    4,286.66x = 6,418.64 × 3,505.82
  4. Step 4: Simplify right side
    4,286.66x = 22,502,596.48
  5. Step 5: Solve for x
    x = 22,502,596.48/4,286.66
  6. Step 6: Final answer
    x = 5,249.45

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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.