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Finding the Fourth Proportional to 3,952.48, 5,934.12 and 2,222.32

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Solution

The fourth proportional to 3,952.48, 5,934.12 and 2,222.32 is: 3,336.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.48 : 5,934.12 = 2,222.32 : x
  2. Step 2: Convert to fraction form
    3,952.48/5,934.12 = 2,222.32/x
  3. Step 3: Cross multiply
    3,952.48x = 5,934.12 × 2,222.32
  4. Step 4: Simplify right side
    3,952.48x = 13,187,513.56
  5. Step 5: Solve for x
    x = 13,187,513.56/3,952.48
  6. Step 6: Final answer
    x = 3,336.52

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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.