Home / 3,250.94-4,871.48-2,151.36

Finding the Fourth Proportional to 3,250.94, 4,871.48 and 2,151.36

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Solution

The fourth proportional to 3,250.94, 4,871.48 and 2,151.36 is: 3,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.94 : 4,871.48 = 2,151.36 : x
  2. Step 2: Convert to fraction form
    3,250.94/4,871.48 = 2,151.36/x
  3. Step 3: Cross multiply
    3,250.94x = 4,871.48 × 2,151.36
  4. Step 4: Simplify right side
    3,250.94x = 10,480,296.46
  5. Step 5: Solve for x
    x = 10,480,296.46/3,250.94
  6. Step 6: Final answer
    x = 3,223.78

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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.