Home / 1,879.44-2,588.67-1,692.42

Finding the Fourth Proportional to 1,879.44, 2,588.67 and 1,692.42

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Solution

The fourth proportional to 1,879.44, 2,588.67 and 1,692.42 is: 2,331.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.44 : 2,588.67 = 1,692.42 : x
  2. Step 2: Convert to fraction form
    1,879.44/2,588.67 = 1,692.42/x
  3. Step 3: Cross multiply
    1,879.44x = 2,588.67 × 1,692.42
  4. Step 4: Simplify right side
    1,879.44x = 4,381,116.88
  5. Step 5: Solve for x
    x = 4,381,116.88/1,879.44
  6. Step 6: Final answer
    x = 2,331.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.