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Finding the Fourth Proportional to 1,843.84, 2,763.66 and 802.27

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Solution

The fourth proportional to 1,843.84, 2,763.66 and 802.27 is: 1,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.84 : 2,763.66 = 802.27 : x
  2. Step 2: Convert to fraction form
    1,843.84/2,763.66 = 802.27/x
  3. Step 3: Cross multiply
    1,843.84x = 2,763.66 × 802.27
  4. Step 4: Simplify right side
    1,843.84x = 2,217,201.51
  5. Step 5: Solve for x
    x = 2,217,201.51/1,843.84
  6. Step 6: Final answer
    x = 1,202.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.