Home / 5,524.44-7,627.23-3,429.78

Finding the Fourth Proportional to 5,524.44, 7,627.23 and 3,429.78

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Solution

The fourth proportional to 5,524.44, 7,627.23 and 3,429.78 is: 4,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,524.44 : 7,627.23 = 3,429.78 : x
  2. Step 2: Convert to fraction form
    5,524.44/7,627.23 = 3,429.78/x
  3. Step 3: Cross multiply
    5,524.44x = 7,627.23 × 3,429.78
  4. Step 4: Simplify right side
    5,524.44x = 26,159,720.91
  5. Step 5: Solve for x
    x = 26,159,720.91/5,524.44
  6. Step 6: Final answer
    x = 4,735.27

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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.