Home / 5,250.99-7,246.21-2,861.02

Finding the Fourth Proportional to 5,250.99, 7,246.21 and 2,861.02

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Solution

The fourth proportional to 5,250.99, 7,246.21 and 2,861.02 is: 3,948.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.99 : 7,246.21 = 2,861.02 : x
  2. Step 2: Convert to fraction form
    5,250.99/7,246.21 = 2,861.02/x
  3. Step 3: Cross multiply
    5,250.99x = 7,246.21 × 2,861.02
  4. Step 4: Simplify right side
    5,250.99x = 20,731,551.73
  5. Step 5: Solve for x
    x = 20,731,551.73/5,250.99
  6. Step 6: Final answer
    x = 3,948.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.