Home / 3,379.44-4,663.74-1,887.30

Finding the Fourth Proportional to 3,379.44, 4,663.74 and 1,887.30

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Solution

The fourth proportional to 3,379.44, 4,663.74 and 1,887.30 is: 2,604.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.44 : 4,663.74 = 1,887.30 : x
  2. Step 2: Convert to fraction form
    3,379.44/4,663.74 = 1,887.30/x
  3. Step 3: Cross multiply
    3,379.44x = 4,663.74 × 1,887.30
  4. Step 4: Simplify right side
    3,379.44x = 8,801,876.50
  5. Step 5: Solve for x
    x = 8,801,876.50/3,379.44
  6. Step 6: Final answer
    x = 2,604.54

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1.5x scale

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.