Home / 11,265.27-15,551.49-7,494.72

Finding the Fourth Proportional to 11,265.27, 15,551.49 and 7,494.72

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Solution

The fourth proportional to 11,265.27, 15,551.49 and 7,494.72 is: 10,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.27 : 15,551.49 = 7,494.72 : x
  2. Step 2: Convert to fraction form
    11,265.27/15,551.49 = 7,494.72/x
  3. Step 3: Cross multiply
    11,265.27x = 15,551.49 × 7,494.72
  4. Step 4: Simplify right side
    11,265.27x = 116,554,063.13
  5. Step 5: Solve for x
    x = 116,554,063.13/11,265.27
  6. Step 6: Final answer
    x = 10,346.32

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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.