Home / 9,135.46-13,703.14-2,209.96

Finding the Fourth Proportional to 9,135.46, 13,703.14 and 2,209.96

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Solution

The fourth proportional to 9,135.46, 13,703.14 and 2,209.96 is: 3,314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.46 : 13,703.14 = 2,209.96 : x
  2. Step 2: Convert to fraction form
    9,135.46/13,703.14 = 2,209.96/x
  3. Step 3: Cross multiply
    9,135.46x = 13,703.14 × 2,209.96
  4. Step 4: Simplify right side
    9,135.46x = 30,283,391.27
  5. Step 5: Solve for x
    x = 30,283,391.27/9,135.46
  6. Step 6: Final answer
    x = 3,314.93

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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.