Home / 10,083.96-15,132.78-3,510.12

Finding the Fourth Proportional to 10,083.96, 15,132.78 and 3,510.12

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Solution

The fourth proportional to 10,083.96, 15,132.78 and 3,510.12 is: 5,267.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.96 : 15,132.78 = 3,510.12 : x
  2. Step 2: Convert to fraction form
    10,083.96/15,132.78 = 3,510.12/x
  3. Step 3: Cross multiply
    10,083.96x = 15,132.78 × 3,510.12
  4. Step 4: Simplify right side
    10,083.96x = 53,117,873.73
  5. Step 5: Solve for x
    x = 53,117,873.73/10,083.96
  6. Step 6: Final answer
    x = 5,267.56

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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.