Home / 7,372.04-10,172.58-4,229.24

Finding the Fourth Proportional to 7,372.04, 10,172.58 and 4,229.24

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Solution

The fourth proportional to 7,372.04, 10,172.58 and 4,229.24 is: 5,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.04 : 10,172.58 = 4,229.24 : x
  2. Step 2: Convert to fraction form
    7,372.04/10,172.58 = 4,229.24/x
  3. Step 3: Cross multiply
    7,372.04x = 10,172.58 × 4,229.24
  4. Step 4: Simplify right side
    7,372.04x = 43,022,282.24
  5. Step 5: Solve for x
    x = 43,022,282.24/7,372.04
  6. Step 6: Final answer
    x = 5,835.87

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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.