Home / 3,199.52-4,416-2,205.12

Finding the Fourth Proportional to 3,199.52, 4,416 and 2,205.12

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Solution

The fourth proportional to 3,199.52, 4,416 and 2,205.12 is: 3,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.52 : 4,416 = 2,205.12 : x
  2. Step 2: Convert to fraction form
    3,199.52/4,416 = 2,205.12/x
  3. Step 3: Cross multiply
    3,199.52x = 4,416 × 2,205.12
  4. Step 4: Simplify right side
    3,199.52x = 9,737,809.92
  5. Step 5: Solve for x
    x = 9,737,809.92/3,199.52
  6. Step 6: Final answer
    x = 3,043.52

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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.