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Finding the Fourth Proportional to 793.45, 1,094.88 and 734.67

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Solution

The fourth proportional to 793.45, 1,094.88 and 734.67 is: 1,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.45 : 1,094.88 = 734.67 : x
  2. Step 2: Convert to fraction form
    793.45/1,094.88 = 734.67/x
  3. Step 3: Cross multiply
    793.45x = 1,094.88 × 734.67
  4. Step 4: Simplify right side
    793.45x = 804,375.49
  5. Step 5: Solve for x
    x = 804,375.49/793.45
  6. Step 6: Final answer
    x = 1,013.77

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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.