Home / 4,228.55-6,342.82-1,630.88

Finding the Fourth Proportional to 4,228.55, 6,342.82 and 1,630.88

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Solution

The fourth proportional to 4,228.55, 6,342.82 and 1,630.88 is: 2,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.55 : 6,342.82 = 1,630.88 : x
  2. Step 2: Convert to fraction form
    4,228.55/6,342.82 = 1,630.88/x
  3. Step 3: Cross multiply
    4,228.55x = 6,342.82 × 1,630.88
  4. Step 4: Simplify right side
    4,228.55x = 10,344,342.49
  5. Step 5: Solve for x
    x = 10,344,342.49/4,228.55
  6. Step 6: Final answer
    x = 2,446.31

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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.