Home / 5,875.12-8,108.03-3,882.18

Finding the Fourth Proportional to 5,875.12, 8,108.03 and 3,882.18

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Solution

The fourth proportional to 5,875.12, 8,108.03 and 3,882.18 is: 5,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.12 : 8,108.03 = 3,882.18 : x
  2. Step 2: Convert to fraction form
    5,875.12/8,108.03 = 3,882.18/x
  3. Step 3: Cross multiply
    5,875.12x = 8,108.03 × 3,882.18
  4. Step 4: Simplify right side
    5,875.12x = 31,476,841.61
  5. Step 5: Solve for x
    x = 31,476,841.61/5,875.12
  6. Step 6: Final answer
    x = 5,357.65

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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.