Home / 2,963.78-4,060.36-2,853.02

Finding the Fourth Proportional to 2,963.78, 4,060.36 and 2,853.02

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Solution

The fourth proportional to 2,963.78, 4,060.36 and 2,853.02 is: 3,908.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.78 : 4,060.36 = 2,853.02 : x
  2. Step 2: Convert to fraction form
    2,963.78/4,060.36 = 2,853.02/x
  3. Step 3: Cross multiply
    2,963.78x = 4,060.36 × 2,853.02
  4. Step 4: Simplify right side
    2,963.78x = 11,584,288.29
  5. Step 5: Solve for x
    x = 11,584,288.29/2,963.78
  6. Step 6: Final answer
    x = 3,908.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.