Home / 3,163.71-4,365.05-2,044.70

Finding the Fourth Proportional to 3,163.71, 4,365.05 and 2,044.70

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Solution

The fourth proportional to 3,163.71, 4,365.05 and 2,044.70 is: 2,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.71 : 4,365.05 = 2,044.70 : x
  2. Step 2: Convert to fraction form
    3,163.71/4,365.05 = 2,044.70/x
  3. Step 3: Cross multiply
    3,163.71x = 4,365.05 × 2,044.70
  4. Step 4: Simplify right side
    3,163.71x = 8,925,185.69
  5. Step 5: Solve for x
    x = 8,925,185.69/3,163.71
  6. Step 6: Final answer
    x = 2,821.11

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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.