Home / 2,132.08-2,943.72-1,335.73

Finding the Fourth Proportional to 2,132.08, 2,943.72 and 1,335.73

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Solution

The fourth proportional to 2,132.08, 2,943.72 and 1,335.73 is: 1,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132.08 : 2,943.72 = 1,335.73 : x
  2. Step 2: Convert to fraction form
    2,132.08/2,943.72 = 1,335.73/x
  3. Step 3: Cross multiply
    2,132.08x = 2,943.72 × 1,335.73
  4. Step 4: Simplify right side
    2,132.08x = 3,932,011.78
  5. Step 5: Solve for x
    x = 3,932,011.78/2,132.08
  6. Step 6: Final answer
    x = 1,844.22

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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.