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Finding the Fourth Proportional to 1,166.92, 1,748.07 and 704.83

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Solution

The fourth proportional to 1,166.92, 1,748.07 and 704.83 is: 1,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.92 : 1,748.07 = 704.83 : x
  2. Step 2: Convert to fraction form
    1,166.92/1,748.07 = 704.83/x
  3. Step 3: Cross multiply
    1,166.92x = 1,748.07 × 704.83
  4. Step 4: Simplify right side
    1,166.92x = 1,232,092.18
  5. Step 5: Solve for x
    x = 1,232,092.18/1,166.92
  6. Step 6: Final answer
    x = 1,055.85

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1.5x scale

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.