Home / 4,941.71-6,817.50-3,239.75

Finding the Fourth Proportional to 4,941.71, 6,817.50 and 3,239.75

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Solution

The fourth proportional to 4,941.71, 6,817.50 and 3,239.75 is: 4,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.71 : 6,817.50 = 3,239.75 : x
  2. Step 2: Convert to fraction form
    4,941.71/6,817.50 = 3,239.75/x
  3. Step 3: Cross multiply
    4,941.71x = 6,817.50 × 3,239.75
  4. Step 4: Simplify right side
    4,941.71x = 22,086,961.54
  5. Step 5: Solve for x
    x = 22,086,961.54/4,941.71
  6. Step 6: Final answer
    x = 4,469.50

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1.5x scale

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.