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Finding the Fourth Proportional to 1,832.70, 2,749.05 and 737.07

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Solution

The fourth proportional to 1,832.70, 2,749.05 and 737.07 is: 1,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.70 : 2,749.05 = 737.07 : x
  2. Step 2: Convert to fraction form
    1,832.70/2,749.05 = 737.07/x
  3. Step 3: Cross multiply
    1,832.70x = 2,749.05 × 737.07
  4. Step 4: Simplify right side
    1,832.70x = 2,026,228.54
  5. Step 5: Solve for x
    x = 2,026,228.54/1,832.70
  6. Step 6: Final answer
    x = 1,105.60

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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.