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Finding the Fourth Proportional to 7,480.87, 11,222.13 and 2,549.59

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Solution

The fourth proportional to 7,480.87, 11,222.13 and 2,549.59 is: 3,824.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.87 : 11,222.13 = 2,549.59 : x
  2. Step 2: Convert to fraction form
    7,480.87/11,222.13 = 2,549.59/x
  3. Step 3: Cross multiply
    7,480.87x = 11,222.13 × 2,549.59
  4. Step 4: Simplify right side
    7,480.87x = 28,611,830.43
  5. Step 5: Solve for x
    x = 28,611,830.43/7,480.87
  6. Step 6: Final answer
    x = 3,824.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.