Home / 4,163.52-6,248.10-3,179.40

Finding the Fourth Proportional to 4,163.52, 6,248.10 and 3,179.40

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Solution

The fourth proportional to 4,163.52, 6,248.10 and 3,179.40 is: 4,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.52 : 6,248.10 = 3,179.40 : x
  2. Step 2: Convert to fraction form
    4,163.52/6,248.10 = 3,179.40/x
  3. Step 3: Cross multiply
    4,163.52x = 6,248.10 × 3,179.40
  4. Step 4: Simplify right side
    4,163.52x = 19,865,209.14
  5. Step 5: Solve for x
    x = 19,865,209.14/4,163.52
  6. Step 6: Final answer
    x = 4,771.25

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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.