Home / 2,558.55-3,837.82-1,692.66

Finding the Fourth Proportional to 2,558.55, 3,837.82 and 1,692.66

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Solution

The fourth proportional to 2,558.55, 3,837.82 and 1,692.66 is: 2,538.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.55 : 3,837.82 = 1,692.66 : x
  2. Step 2: Convert to fraction form
    2,558.55/3,837.82 = 1,692.66/x
  3. Step 3: Cross multiply
    2,558.55x = 3,837.82 × 1,692.66
  4. Step 4: Simplify right side
    2,558.55x = 6,496,124.40
  5. Step 5: Solve for x
    x = 6,496,124.40/2,558.55
  6. Step 6: Final answer
    x = 2,538.99

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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.