Home / 6,620.72-9,924.89-2,235.11

Finding the Fourth Proportional to 6,620.72, 9,924.89 and 2,235.11

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Solution

The fourth proportional to 6,620.72, 9,924.89 and 2,235.11 is: 3,350.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620.72 : 9,924.89 = 2,235.11 : x
  2. Step 2: Convert to fraction form
    6,620.72/9,924.89 = 2,235.11/x
  3. Step 3: Cross multiply
    6,620.72x = 9,924.89 × 2,235.11
  4. Step 4: Simplify right side
    6,620.72x = 22,183,220.89
  5. Step 5: Solve for x
    x = 22,183,220.89/6,620.72
  6. Step 6: Final answer
    x = 3,350.58

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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.