Home / 3,801.71-5,246.09-2,229.50

Finding the Fourth Proportional to 3,801.71, 5,246.09 and 2,229.50

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Solution

The fourth proportional to 3,801.71, 5,246.09 and 2,229.50 is: 3,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.71 : 5,246.09 = 2,229.50 : x
  2. Step 2: Convert to fraction form
    3,801.71/5,246.09 = 2,229.50/x
  3. Step 3: Cross multiply
    3,801.71x = 5,246.09 × 2,229.50
  4. Step 4: Simplify right side
    3,801.71x = 11,696,157.66
  5. Step 5: Solve for x
    x = 11,696,157.66/3,801.71
  6. Step 6: Final answer
    x = 3,076.55

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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.