Home / 3,132.41-4,692.33-1,490.54

Finding the Fourth Proportional to 3,132.41, 4,692.33 and 1,490.54

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Solution

The fourth proportional to 3,132.41, 4,692.33 and 1,490.54 is: 2,232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.41 : 4,692.33 = 1,490.54 : x
  2. Step 2: Convert to fraction form
    3,132.41/4,692.33 = 1,490.54/x
  3. Step 3: Cross multiply
    3,132.41x = 4,692.33 × 1,490.54
  4. Step 4: Simplify right side
    3,132.41x = 6,994,105.56
  5. Step 5: Solve for x
    x = 6,994,105.56/3,132.41
  6. Step 6: Final answer
    x = 2,232.82

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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.