Home / 7,480.14-11,222.29-3,263.76

Finding the Fourth Proportional to 7,480.14, 11,222.29 and 3,263.76

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Solution

The fourth proportional to 7,480.14, 11,222.29 and 3,263.76 is: 4,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.14 : 11,222.29 = 3,263.76 : x
  2. Step 2: Convert to fraction form
    7,480.14/11,222.29 = 3,263.76/x
  3. Step 3: Cross multiply
    7,480.14x = 11,222.29 × 3,263.76
  4. Step 4: Simplify right side
    7,480.14x = 36,626,906.03
  5. Step 5: Solve for x
    x = 36,626,906.03/7,480.14
  6. Step 6: Final answer
    x = 4,896.55

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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.