Home / 4,567.05-6,286.68-3,939.66

Finding the Fourth Proportional to 4,567.05, 6,286.68 and 3,939.66

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Solution

The fourth proportional to 4,567.05, 6,286.68 and 3,939.66 is: 5,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,567.05 : 6,286.68 = 3,939.66 : x
  2. Step 2: Convert to fraction form
    4,567.05/6,286.68 = 3,939.66/x
  3. Step 3: Cross multiply
    4,567.05x = 6,286.68 × 3,939.66
  4. Step 4: Simplify right side
    4,567.05x = 24,767,381.73
  5. Step 5: Solve for x
    x = 24,767,381.73/4,567.05
  6. Step 6: Final answer
    x = 5,423.06

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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.