Home / 10,450.82-15,677.42-3,790.46

Finding the Fourth Proportional to 10,450.82, 15,677.42 and 3,790.46

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Solution

The fourth proportional to 10,450.82, 15,677.42 and 3,790.46 is: 5,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.82 : 15,677.42 = 3,790.46 : x
  2. Step 2: Convert to fraction form
    10,450.82/15,677.42 = 3,790.46/x
  3. Step 3: Cross multiply
    10,450.82x = 15,677.42 × 3,790.46
  4. Step 4: Simplify right side
    10,450.82x = 59,424,536.07
  5. Step 5: Solve for x
    x = 59,424,536.07/10,450.82
  6. Step 6: Final answer
    x = 5,686.12

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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.