Home / 5,427.98-8,141.13-2,095.76

Finding the Fourth Proportional to 5,427.98, 8,141.13 and 2,095.76

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Solution

The fourth proportional to 5,427.98, 8,141.13 and 2,095.76 is: 3,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.98 : 8,141.13 = 2,095.76 : x
  2. Step 2: Convert to fraction form
    5,427.98/8,141.13 = 2,095.76/x
  3. Step 3: Cross multiply
    5,427.98x = 8,141.13 × 2,095.76
  4. Step 4: Simplify right side
    5,427.98x = 17,061,813.90
  5. Step 5: Solve for x
    x = 17,061,813.90/5,427.98
  6. Step 6: Final answer
    x = 3,143.31

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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.