Home / 2,238.12-3,084.99-1,765.22

Finding the Fourth Proportional to 2,238.12, 3,084.99 and 1,765.22

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Solution

The fourth proportional to 2,238.12, 3,084.99 and 1,765.22 is: 2,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.12 : 3,084.99 = 1,765.22 : x
  2. Step 2: Convert to fraction form
    2,238.12/3,084.99 = 1,765.22/x
  3. Step 3: Cross multiply
    2,238.12x = 3,084.99 × 1,765.22
  4. Step 4: Simplify right side
    2,238.12x = 5,445,670.62
  5. Step 5: Solve for x
    x = 5,445,670.62/2,238.12
  6. Step 6: Final answer
    x = 2,433.15

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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.