Home / 3,261.01-4,887.84-1,618.73

Finding the Fourth Proportional to 3,261.01, 4,887.84 and 1,618.73

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Solution

The fourth proportional to 3,261.01, 4,887.84 and 1,618.73 is: 2,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.01 : 4,887.84 = 1,618.73 : x
  2. Step 2: Convert to fraction form
    3,261.01/4,887.84 = 1,618.73/x
  3. Step 3: Cross multiply
    3,261.01x = 4,887.84 × 1,618.73
  4. Step 4: Simplify right side
    3,261.01x = 7,912,093.24
  5. Step 5: Solve for x
    x = 7,912,093.24/3,261.01
  6. Step 6: Final answer
    x = 2,426.27

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1.5x scale

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.