Home / 7,109.37-10,665.63-2,726.82

Finding the Fourth Proportional to 7,109.37, 10,665.63 and 2,726.82

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Solution

The fourth proportional to 7,109.37, 10,665.63 and 2,726.82 is: 4,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109.37 : 10,665.63 = 2,726.82 : x
  2. Step 2: Convert to fraction form
    7,109.37/10,665.63 = 2,726.82/x
  3. Step 3: Cross multiply
    7,109.37x = 10,665.63 × 2,726.82
  4. Step 4: Simplify right side
    7,109.37x = 29,083,253.20
  5. Step 5: Solve for x
    x = 29,083,253.20/7,109.37
  6. Step 6: Final answer
    x = 4,090.83

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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.