Home / 4,156.72-6,238.20-1,692.44

Finding the Fourth Proportional to 4,156.72, 6,238.20 and 1,692.44

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Solution

The fourth proportional to 4,156.72, 6,238.20 and 1,692.44 is: 2,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.72 : 6,238.20 = 1,692.44 : x
  2. Step 2: Convert to fraction form
    4,156.72/6,238.20 = 1,692.44/x
  3. Step 3: Cross multiply
    4,156.72x = 6,238.20 × 1,692.44
  4. Step 4: Simplify right side
    4,156.72x = 10,557,779.21
  5. Step 5: Solve for x
    x = 10,557,779.21/4,156.72
  6. Step 6: Final answer
    x = 2,539.93

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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.