Home / 3,311.88-4,572.53-2,054.28

Finding the Fourth Proportional to 3,311.88, 4,572.53 and 2,054.28

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Solution

The fourth proportional to 3,311.88, 4,572.53 and 2,054.28 is: 2,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.88 : 4,572.53 = 2,054.28 : x
  2. Step 2: Convert to fraction form
    3,311.88/4,572.53 = 2,054.28/x
  3. Step 3: Cross multiply
    3,311.88x = 4,572.53 × 2,054.28
  4. Step 4: Simplify right side
    3,311.88x = 9,393,246.66
  5. Step 5: Solve for x
    x = 9,393,246.66/3,311.88
  6. Step 6: Final answer
    x = 2,836.23

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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.