Home / 3,652.73-5,043.20-2,811.95

Finding the Fourth Proportional to 3,652.73, 5,043.20 and 2,811.95

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Solution

The fourth proportional to 3,652.73, 5,043.20 and 2,811.95 is: 3,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.73 : 5,043.20 = 2,811.95 : x
  2. Step 2: Convert to fraction form
    3,652.73/5,043.20 = 2,811.95/x
  3. Step 3: Cross multiply
    3,652.73x = 5,043.20 × 2,811.95
  4. Step 4: Simplify right side
    3,652.73x = 14,181,205.88
  5. Step 5: Solve for x
    x = 14,181,205.88/3,652.73
  6. Step 6: Final answer
    x = 3,882.36

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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.