Home / 7,914.34-11,874.30-4,949.35

Finding the Fourth Proportional to 7,914.34, 11,874.30 and 4,949.35

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Solution

The fourth proportional to 7,914.34, 11,874.30 and 4,949.35 is: 7,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.34 : 11,874.30 = 4,949.35 : x
  2. Step 2: Convert to fraction form
    7,914.34/11,874.30 = 4,949.35/x
  3. Step 3: Cross multiply
    7,914.34x = 11,874.30 × 4,949.35
  4. Step 4: Simplify right side
    7,914.34x = 58,770,066.71
  5. Step 5: Solve for x
    x = 58,770,066.71/7,914.34
  6. Step 6: Final answer
    x = 7,425.77

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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.