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Finding the Fourth Proportional to 1,153.73, 1,592.49 and 1,094.94

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Solution

The fourth proportional to 1,153.73, 1,592.49 and 1,094.94 is: 1,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153.73 : 1,592.49 = 1,094.94 : x
  2. Step 2: Convert to fraction form
    1,153.73/1,592.49 = 1,094.94/x
  3. Step 3: Cross multiply
    1,153.73x = 1,592.49 × 1,094.94
  4. Step 4: Simplify right side
    1,153.73x = 1,743,681.00
  5. Step 5: Solve for x
    x = 1,743,681.00/1,153.73
  6. Step 6: Final answer
    x = 1,511.34

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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.