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Finding the Fourth Proportional to 3,575.52, 4,934.52 and 2,179.08

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Solution

The fourth proportional to 3,575.52, 4,934.52 and 2,179.08 is: 3,007.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.52 : 4,934.52 = 2,179.08 : x
  2. Step 2: Convert to fraction form
    3,575.52/4,934.52 = 2,179.08/x
  3. Step 3: Cross multiply
    3,575.52x = 4,934.52 × 2,179.08
  4. Step 4: Simplify right side
    3,575.52x = 10,752,713.84
  5. Step 5: Solve for x
    x = 10,752,713.84/3,575.52
  6. Step 6: Final answer
    x = 3,007.31

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1.5x scale

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.