Home / 2,141.12-2,954.76-1,197.02

Finding the Fourth Proportional to 2,141.12, 2,954.76 and 1,197.02

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Solution

The fourth proportional to 2,141.12, 2,954.76 and 1,197.02 is: 1,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141.12 : 2,954.76 = 1,197.02 : x
  2. Step 2: Convert to fraction form
    2,141.12/2,954.76 = 1,197.02/x
  3. Step 3: Cross multiply
    2,141.12x = 2,954.76 × 1,197.02
  4. Step 4: Simplify right side
    2,141.12x = 3,536,906.82
  5. Step 5: Solve for x
    x = 3,536,906.82/2,141.12
  6. Step 6: Final answer
    x = 1,651.90

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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.