Home / 5,590.19-8,372.52-2,670.54

Finding the Fourth Proportional to 5,590.19, 8,372.52 and 2,670.54

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Solution

The fourth proportional to 5,590.19, 8,372.52 and 2,670.54 is: 3,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.19 : 8,372.52 = 2,670.54 : x
  2. Step 2: Convert to fraction form
    5,590.19/8,372.52 = 2,670.54/x
  3. Step 3: Cross multiply
    5,590.19x = 8,372.52 × 2,670.54
  4. Step 4: Simplify right side
    5,590.19x = 22,359,149.56
  5. Step 5: Solve for x
    x = 22,359,149.56/5,590.19
  6. Step 6: Final answer
    x = 3,999.71

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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.