Home / 3,003.03-4,143.15-2,151.59

Finding the Fourth Proportional to 3,003.03, 4,143.15 and 2,151.59

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Solution

The fourth proportional to 3,003.03, 4,143.15 and 2,151.59 is: 2,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.03 : 4,143.15 = 2,151.59 : x
  2. Step 2: Convert to fraction form
    3,003.03/4,143.15 = 2,151.59/x
  3. Step 3: Cross multiply
    3,003.03x = 4,143.15 × 2,151.59
  4. Step 4: Simplify right side
    3,003.03x = 8,914,339.39
  5. Step 5: Solve for x
    x = 8,914,339.39/3,003.03
  6. Step 6: Final answer
    x = 2,968.45

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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.