Home / 3,227.69-4,453.02-1,901.18

Finding the Fourth Proportional to 3,227.69, 4,453.02 and 1,901.18

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Solution

The fourth proportional to 3,227.69, 4,453.02 and 1,901.18 is: 2,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.69 : 4,453.02 = 1,901.18 : x
  2. Step 2: Convert to fraction form
    3,227.69/4,453.02 = 1,901.18/x
  3. Step 3: Cross multiply
    3,227.69x = 4,453.02 × 1,901.18
  4. Step 4: Simplify right side
    3,227.69x = 8,465,970.30
  5. Step 5: Solve for x
    x = 8,465,970.30/3,227.69
  6. Step 6: Final answer
    x = 2,622.92

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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.