Home / 2,288.33-3,157.97-1,403.96

Finding the Fourth Proportional to 2,288.33, 3,157.97 and 1,403.96

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Solution

The fourth proportional to 2,288.33, 3,157.97 and 1,403.96 is: 1,937.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.33 : 3,157.97 = 1,403.96 : x
  2. Step 2: Convert to fraction form
    2,288.33/3,157.97 = 1,403.96/x
  3. Step 3: Cross multiply
    2,288.33x = 3,157.97 × 1,403.96
  4. Step 4: Simplify right side
    2,288.33x = 4,433,640.75
  5. Step 5: Solve for x
    x = 4,433,640.75/2,288.33
  6. Step 6: Final answer
    x = 1,937.50

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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.