Home / 5,077.37-7,616.05-1,380.14

Finding the Fourth Proportional to 5,077.37, 7,616.05 and 1,380.14

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Solution

The fourth proportional to 5,077.37, 7,616.05 and 1,380.14 is: 2,070.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.37 : 7,616.05 = 1,380.14 : x
  2. Step 2: Convert to fraction form
    5,077.37/7,616.05 = 1,380.14/x
  3. Step 3: Cross multiply
    5,077.37x = 7,616.05 × 1,380.14
  4. Step 4: Simplify right side
    5,077.37x = 10,511,202.28
  5. Step 5: Solve for x
    x = 10,511,202.28/5,077.37
  6. Step 6: Final answer
    x = 2,070.21

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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.