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Finding the Fourth Proportional to 9,253.92, 13,878.54 and 3,704.88

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Solution

The fourth proportional to 9,253.92, 13,878.54 and 3,704.88 is: 5,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.92 : 13,878.54 = 3,704.88 : x
  2. Step 2: Convert to fraction form
    9,253.92/13,878.54 = 3,704.88/x
  3. Step 3: Cross multiply
    9,253.92x = 13,878.54 × 3,704.88
  4. Step 4: Simplify right side
    9,253.92x = 51,418,325.28
  5. Step 5: Solve for x
    x = 51,418,325.28/9,253.92
  6. Step 6: Final answer
    x = 5,556.38

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1.5x scale

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.