Home / 4,260.05-6,381.56-3,384.03

Finding the Fourth Proportional to 4,260.05, 6,381.56 and 3,384.03

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Solution

The fourth proportional to 4,260.05, 6,381.56 and 3,384.03 is: 5,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.05 : 6,381.56 = 3,384.03 : x
  2. Step 2: Convert to fraction form
    4,260.05/6,381.56 = 3,384.03/x
  3. Step 3: Cross multiply
    4,260.05x = 6,381.56 × 3,384.03
  4. Step 4: Simplify right side
    4,260.05x = 21,595,414.90
  5. Step 5: Solve for x
    x = 21,595,414.90/4,260.05
  6. Step 6: Final answer
    x = 5,069.29

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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.