Home / 5,366.16-7,405.32-2,976.30

Finding the Fourth Proportional to 5,366.16, 7,405.32 and 2,976.30

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Solution

The fourth proportional to 5,366.16, 7,405.32 and 2,976.30 is: 4,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.16 : 7,405.32 = 2,976.30 : x
  2. Step 2: Convert to fraction form
    5,366.16/7,405.32 = 2,976.30/x
  3. Step 3: Cross multiply
    5,366.16x = 7,405.32 × 2,976.30
  4. Step 4: Simplify right side
    5,366.16x = 22,040,453.92
  5. Step 5: Solve for x
    x = 22,040,453.92/5,366.16
  6. Step 6: Final answer
    x = 4,107.30

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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.