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Finding the Third Proportional to 810.84 and 1,737.28

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Solution

The third proportional to 810.84 and 1,737.28 is: 3,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    810.84 : 1,737.28 = 1,737.28 : x
  2. Step 2: Convert to fraction form
    810.84/1,737.28 = 1,737.28/x
  3. Step 3: Cross multiply
    810.84x = 1,737.28 × 1,737.28
  4. Step 4: Simplify right side
    810.84x = 3,018,146.14
  5. Step 5: Solve for x
    x = 3,018,146.14/810.84
  6. Step 6: Final answer
    x = 3,722.23

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.