Home / 7,371.32-10,172.01-4,227.50

Finding the Fourth Proportional to 7,371.32, 10,172.01 and 4,227.50

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Solution

The fourth proportional to 7,371.32, 10,172.01 and 4,227.50 is: 5,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.32 : 10,172.01 = 4,227.50 : x
  2. Step 2: Convert to fraction form
    7,371.32/10,172.01 = 4,227.50/x
  3. Step 3: Cross multiply
    7,371.32x = 10,172.01 × 4,227.50
  4. Step 4: Simplify right side
    7,371.32x = 43,002,213.56
  5. Step 5: Solve for x
    x = 43,002,213.56/7,371.32
  6. Step 6: Final answer
    x = 5,833.72

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