Home / 7,751.12-11,626.78-2,204.60

Finding the Fourth Proportional to 7,751.12, 11,626.78 and 2,204.60

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Solution

The fourth proportional to 7,751.12, 11,626.78 and 2,204.60 is: 3,306.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.12 : 11,626.78 = 2,204.60 : x
  2. Step 2: Convert to fraction form
    7,751.12/11,626.78 = 2,204.60/x
  3. Step 3: Cross multiply
    7,751.12x = 11,626.78 × 2,204.60
  4. Step 4: Simplify right side
    7,751.12x = 25,632,399.19
  5. Step 5: Solve for x
    x = 25,632,399.19/7,751.12
  6. Step 6: Final answer
    x = 3,306.93

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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.