Home / 7,534.15-11,308.19-3,839.05

Finding the Fourth Proportional to 7,534.15, 11,308.19 and 3,839.05

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Solution

The fourth proportional to 7,534.15, 11,308.19 and 3,839.05 is: 5,762.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.15 : 11,308.19 = 3,839.05 : x
  2. Step 2: Convert to fraction form
    7,534.15/11,308.19 = 3,839.05/x
  3. Step 3: Cross multiply
    7,534.15x = 11,308.19 × 3,839.05
  4. Step 4: Simplify right side
    7,534.15x = 43,412,706.82
  5. Step 5: Solve for x
    x = 43,412,706.82/7,534.15
  6. Step 6: Final answer
    x = 5,762.12

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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.