Home / 7,825.96-11,737.14-2,278

Finding the Fourth Proportional to 7,825.96, 11,737.14 and 2,278

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Solution

The fourth proportional to 7,825.96, 11,737.14 and 2,278 is: 3,416.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.96 : 11,737.14 = 2,278 : x
  2. Step 2: Convert to fraction form
    7,825.96/11,737.14 = 2,278/x
  3. Step 3: Cross multiply
    7,825.96x = 11,737.14 × 2,278
  4. Step 4: Simplify right side
    7,825.96x = 26,737,204.92
  5. Step 5: Solve for x
    x = 26,737,204.92/7,825.96
  6. Step 6: Final answer
    x = 3,416.48

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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.