Home / 9,356.46-14,021.32-6,871.78

Finding the Fourth Proportional to 9,356.46, 14,021.32 and 6,871.78

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Solution

The fourth proportional to 9,356.46, 14,021.32 and 6,871.78 is: 10,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356.46 : 14,021.32 = 6,871.78 : x
  2. Step 2: Convert to fraction form
    9,356.46/14,021.32 = 6,871.78/x
  3. Step 3: Cross multiply
    9,356.46x = 14,021.32 × 6,871.78
  4. Step 4: Simplify right side
    9,356.46x = 96,351,426.35
  5. Step 5: Solve for x
    x = 96,351,426.35/9,356.46
  6. Step 6: Final answer
    x = 10,297.85

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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.