Home / 2,176.33-3,003.75-1,292.62

Finding the Fourth Proportional to 2,176.33, 3,003.75 and 1,292.62

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Solution

The fourth proportional to 2,176.33, 3,003.75 and 1,292.62 is: 1,784.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.33 : 3,003.75 = 1,292.62 : x
  2. Step 2: Convert to fraction form
    2,176.33/3,003.75 = 1,292.62/x
  3. Step 3: Cross multiply
    2,176.33x = 3,003.75 × 1,292.62
  4. Step 4: Simplify right side
    2,176.33x = 3,882,707.33
  5. Step 5: Solve for x
    x = 3,882,707.33/2,176.33
  6. Step 6: Final answer
    x = 1,784.06

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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.