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Finding the Fourth Proportional to 1,592.22, 2,197.26 and 893.60

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Solution

The fourth proportional to 1,592.22, 2,197.26 and 893.60 is: 1,233.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.22 : 2,197.26 = 893.60 : x
  2. Step 2: Convert to fraction form
    1,592.22/2,197.26 = 893.60/x
  3. Step 3: Cross multiply
    1,592.22x = 2,197.26 × 893.60
  4. Step 4: Simplify right side
    1,592.22x = 1,963,471.54
  5. Step 5: Solve for x
    x = 1,963,471.54/1,592.22
  6. Step 6: Final answer
    x = 1,233.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.