Home / 4,269.38-5,891.78-2,381.09

Finding the Fourth Proportional to 4,269.38, 5,891.78 and 2,381.09

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Solution

The fourth proportional to 4,269.38, 5,891.78 and 2,381.09 is: 3,285.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.38 : 5,891.78 = 2,381.09 : x
  2. Step 2: Convert to fraction form
    4,269.38/5,891.78 = 2,381.09/x
  3. Step 3: Cross multiply
    4,269.38x = 5,891.78 × 2,381.09
  4. Step 4: Simplify right side
    4,269.38x = 14,028,817.08
  5. Step 5: Solve for x
    x = 14,028,817.08/4,269.38
  6. Step 6: Final answer
    x = 3,285.92

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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.