Home / 3,812.08-5,260.64-2,133.48

Finding the Fourth Proportional to 3,812.08, 5,260.64 and 2,133.48

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Solution

The fourth proportional to 3,812.08, 5,260.64 and 2,133.48 is: 2,944.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812.08 : 5,260.64 = 2,133.48 : x
  2. Step 2: Convert to fraction form
    3,812.08/5,260.64 = 2,133.48/x
  3. Step 3: Cross multiply
    3,812.08x = 5,260.64 × 2,133.48
  4. Step 4: Simplify right side
    3,812.08x = 11,223,470.23
  5. Step 5: Solve for x
    x = 11,223,470.23/3,812.08
  6. Step 6: Final answer
    x = 2,944.19

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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.