Home / 3,200.64-4,797.12-2,472.96

Finding the Fourth Proportional to 3,200.64, 4,797.12 and 2,472.96

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Solution

The fourth proportional to 3,200.64, 4,797.12 and 2,472.96 is: 3,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.64 : 4,797.12 = 2,472.96 : x
  2. Step 2: Convert to fraction form
    3,200.64/4,797.12 = 2,472.96/x
  3. Step 3: Cross multiply
    3,200.64x = 4,797.12 × 2,472.96
  4. Step 4: Simplify right side
    3,200.64x = 11,863,085.88
  5. Step 5: Solve for x
    x = 11,863,085.88/3,200.64
  6. Step 6: Final answer
    x = 3,706.47

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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.