Home / 9,361.78-14,037.94-3,119.55

Finding the Fourth Proportional to 9,361.78, 14,037.94 and 3,119.55

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Solution

The fourth proportional to 9,361.78, 14,037.94 and 3,119.55 is: 4,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.78 : 14,037.94 = 3,119.55 : x
  2. Step 2: Convert to fraction form
    9,361.78/14,037.94 = 3,119.55/x
  3. Step 3: Cross multiply
    9,361.78x = 14,037.94 × 3,119.55
  4. Step 4: Simplify right side
    9,361.78x = 43,792,006.98
  5. Step 5: Solve for x
    x = 43,792,006.98/9,361.78
  6. Step 6: Final answer
    x = 4,677.74

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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.