Home / 6,450.20-9,667.20-5,753.60

Finding the Fourth Proportional to 6,450.20, 9,667.20 and 5,753.60

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Solution

The fourth proportional to 6,450.20, 9,667.20 and 5,753.60 is: 8,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.20 : 9,667.20 = 5,753.60 : x
  2. Step 2: Convert to fraction form
    6,450.20/9,667.20 = 5,753.60/x
  3. Step 3: Cross multiply
    6,450.20x = 9,667.20 × 5,753.60
  4. Step 4: Simplify right side
    6,450.20x = 55,621,201.92
  5. Step 5: Solve for x
    x = 55,621,201.92/6,450.20
  6. Step 6: Final answer
    x = 8,623.17

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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.