Home / 5,551.16-7,660.27-3,313.02

Finding the Fourth Proportional to 5,551.16, 7,660.27 and 3,313.02

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Solution

The fourth proportional to 5,551.16, 7,660.27 and 3,313.02 is: 4,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.16 : 7,660.27 = 3,313.02 : x
  2. Step 2: Convert to fraction form
    5,551.16/7,660.27 = 3,313.02/x
  3. Step 3: Cross multiply
    5,551.16x = 7,660.27 × 3,313.02
  4. Step 4: Simplify right side
    5,551.16x = 25,378,619.43
  5. Step 5: Solve for x
    x = 25,378,619.43/5,551.16
  6. Step 6: Final answer
    x = 4,571.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.