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Finding the Third Proportional to 4,465.13 and 6,644.63

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Solution

The third proportional to 4,465.13 and 6,644.63 is: 9,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.13 : 6,644.63 = 6,644.63 : x
  2. Step 2: Convert to fraction form
    4,465.13/6,644.63 = 6,644.63/x
  3. Step 3: Cross multiply
    4,465.13x = 6,644.63 × 6,644.63
  4. Step 4: Simplify right side
    4,465.13x = 44,151,041.39
  5. Step 5: Solve for x
    x = 44,151,041.39/4,465.13
  6. Step 6: Final answer
    x = 9,887.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.