Home / 3,277.56-4,917.71-1,963.85

Finding the Fourth Proportional to 3,277.56, 4,917.71 and 1,963.85

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Solution

The fourth proportional to 3,277.56, 4,917.71 and 1,963.85 is: 2,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.56 : 4,917.71 = 1,963.85 : x
  2. Step 2: Convert to fraction form
    3,277.56/4,917.71 = 1,963.85/x
  3. Step 3: Cross multiply
    3,277.56x = 4,917.71 × 1,963.85
  4. Step 4: Simplify right side
    3,277.56x = 9,657,625.10
  5. Step 5: Solve for x
    x = 9,657,625.10/3,277.56
  6. Step 6: Final answer
    x = 2,946.59

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1.5x scale

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.