Home / 2,427.11-3,633.15-1,961.01

Finding the Fourth Proportional to 2,427.11, 3,633.15 and 1,961.01

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Solution

The fourth proportional to 2,427.11, 3,633.15 and 1,961.01 is: 2,935.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.11 : 3,633.15 = 1,961.01 : x
  2. Step 2: Convert to fraction form
    2,427.11/3,633.15 = 1,961.01/x
  3. Step 3: Cross multiply
    2,427.11x = 3,633.15 × 1,961.01
  4. Step 4: Simplify right side
    2,427.11x = 7,124,650.84
  5. Step 5: Solve for x
    x = 7,124,650.84/2,427.11
  6. Step 6: Final answer
    x = 2,935.44

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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.