Home / 9,517.84-13,135.96-5,540.23

Finding the Fourth Proportional to 9,517.84, 13,135.96 and 5,540.23

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Solution

The fourth proportional to 9,517.84, 13,135.96 and 5,540.23 is: 7,646.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.84 : 13,135.96 = 5,540.23 : x
  2. Step 2: Convert to fraction form
    9,517.84/13,135.96 = 5,540.23/x
  3. Step 3: Cross multiply
    9,517.84x = 13,135.96 × 5,540.23
  4. Step 4: Simplify right side
    9,517.84x = 72,776,192.98
  5. Step 5: Solve for x
    x = 72,776,192.98/9,517.84
  6. Step 6: Final answer
    x = 7,646.29

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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.