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Finding the Fourth Proportional to 4,882.88, 6,733.32 and 3,392.48

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Solution

The fourth proportional to 4,882.88, 6,733.32 and 3,392.48 is: 4,678.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.88 : 6,733.32 = 3,392.48 : x
  2. Step 2: Convert to fraction form
    4,882.88/6,733.32 = 3,392.48/x
  3. Step 3: Cross multiply
    4,882.88x = 6,733.32 × 3,392.48
  4. Step 4: Simplify right side
    4,882.88x = 22,842,653.43
  5. Step 5: Solve for x
    x = 22,842,653.43/4,882.88
  6. Step 6: Final answer
    x = 4,678.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.