Home / 7,935.71-11,914.49-4,042.85

Finding the Fourth Proportional to 7,935.71, 11,914.49 and 4,042.85

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Solution

The fourth proportional to 7,935.71, 11,914.49 and 4,042.85 is: 6,069.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.71 : 11,914.49 = 4,042.85 : x
  2. Step 2: Convert to fraction form
    7,935.71/11,914.49 = 4,042.85/x
  3. Step 3: Cross multiply
    7,935.71x = 11,914.49 × 4,042.85
  4. Step 4: Simplify right side
    7,935.71x = 48,168,446.43
  5. Step 5: Solve for x
    x = 48,168,446.43/7,935.71
  6. Step 6: Final answer
    x = 6,069.84

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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.