Home / 2,558.11-3,837.16-1,692.22

Finding the Fourth Proportional to 2,558.11, 3,837.16 and 1,692.22

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Solution

The fourth proportional to 2,558.11, 3,837.16 and 1,692.22 is: 2,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.11 : 3,837.16 = 1,692.22 : x
  2. Step 2: Convert to fraction form
    2,558.11/3,837.16 = 1,692.22/x
  3. Step 3: Cross multiply
    2,558.11x = 3,837.16 × 1,692.22
  4. Step 4: Simplify right side
    2,558.11x = 6,493,311.42
  5. Step 5: Solve for x
    x = 6,493,311.42/2,558.11
  6. Step 6: Final answer
    x = 2,538.33

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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.