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Finding the Fourth Proportional to 9,448.74, 14,160.78 and 3,895.74

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Solution

The fourth proportional to 9,448.74, 14,160.78 and 3,895.74 is: 5,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448.74 : 14,160.78 = 3,895.74 : x
  2. Step 2: Convert to fraction form
    9,448.74/14,160.78 = 3,895.74/x
  3. Step 3: Cross multiply
    9,448.74x = 14,160.78 × 3,895.74
  4. Step 4: Simplify right side
    9,448.74x = 55,166,717.08
  5. Step 5: Solve for x
    x = 55,166,717.08/9,448.74
  6. Step 6: Final answer
    x = 5,838.53

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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.