Home / 3,964.10-5,470.07-2,285.82

Finding the Fourth Proportional to 3,964.10, 5,470.07 and 2,285.82

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Solution

The fourth proportional to 3,964.10, 5,470.07 and 2,285.82 is: 3,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.10 : 5,470.07 = 2,285.82 : x
  2. Step 2: Convert to fraction form
    3,964.10/5,470.07 = 2,285.82/x
  3. Step 3: Cross multiply
    3,964.10x = 5,470.07 × 2,285.82
  4. Step 4: Simplify right side
    3,964.10x = 12,503,583.98
  5. Step 5: Solve for x
    x = 12,503,583.98/3,964.10
  6. Step 6: Final answer
    x = 3,154.21

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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.