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Finding the Third Proportional to 2,153.63 and 4,651.13

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Solution

The third proportional to 2,153.63 and 4,651.13 is: 10,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153.63 : 4,651.13 = 4,651.13 : x
  2. Step 2: Convert to fraction form
    2,153.63/4,651.13 = 4,651.13/x
  3. Step 3: Cross multiply
    2,153.63x = 4,651.13 × 4,651.13
  4. Step 4: Simplify right side
    2,153.63x = 21,632,963.77
  5. Step 5: Solve for x
    x = 21,632,963.77/2,153.63
  6. Step 6: Final answer
    x = 10,044.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.