Home / 7,027.20-10,519.20-6,249.60

Finding the Fourth Proportional to 7,027.20, 10,519.20 and 6,249.60

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Solution

The fourth proportional to 7,027.20, 10,519.20 and 6,249.60 is: 9,355.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.20 : 10,519.20 = 6,249.60 : x
  2. Step 2: Convert to fraction form
    7,027.20/10,519.20 = 6,249.60/x
  3. Step 3: Cross multiply
    7,027.20x = 10,519.20 × 6,249.60
  4. Step 4: Simplify right side
    7,027.20x = 65,740,792.32
  5. Step 5: Solve for x
    x = 65,740,792.32/7,027.20
  6. Step 6: Final answer
    x = 9,355.19

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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.