Home / 10,270.25-15,405.49-3,606.91

Finding the Fourth Proportional to 10,270.25, 15,405.49 and 3,606.91

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Solution

The fourth proportional to 10,270.25, 15,405.49 and 3,606.91 is: 5,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270.25 : 15,405.49 = 3,606.91 : x
  2. Step 2: Convert to fraction form
    10,270.25/15,405.49 = 3,606.91/x
  3. Step 3: Cross multiply
    10,270.25x = 15,405.49 × 3,606.91
  4. Step 4: Simplify right side
    10,270.25x = 55,566,215.94
  5. Step 5: Solve for x
    x = 55,566,215.94/10,270.25
  6. Step 6: Final answer
    x = 5,410.41

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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.