Home / 3,379.98-5,073.60-2,190.48

Finding the Fourth Proportional to 3,379.98, 5,073.60 and 2,190.48

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Solution

The fourth proportional to 3,379.98, 5,073.60 and 2,190.48 is: 3,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.98 : 5,073.60 = 2,190.48 : x
  2. Step 2: Convert to fraction form
    3,379.98/5,073.60 = 2,190.48/x
  3. Step 3: Cross multiply
    3,379.98x = 5,073.60 × 2,190.48
  4. Step 4: Simplify right side
    3,379.98x = 11,113,619.33
  5. Step 5: Solve for x
    x = 11,113,619.33/3,379.98
  6. Step 6: Final answer
    x = 3,288.07

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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.