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Finding the Fourth Proportional to 1,592.05, 2,196.99 and 893.44

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Solution

The fourth proportional to 1,592.05, 2,196.99 and 893.44 is: 1,232.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.05 : 2,196.99 = 893.44 : x
  2. Step 2: Convert to fraction form
    1,592.05/2,196.99 = 893.44/x
  3. Step 3: Cross multiply
    1,592.05x = 2,196.99 × 893.44
  4. Step 4: Simplify right side
    1,592.05x = 1,962,878.75
  5. Step 5: Solve for x
    x = 1,962,878.75/1,592.05
  6. Step 6: Final answer
    x = 1,232.93

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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.