Home / 1,936.92-2,670.54-1,150.68

Finding the Fourth Proportional to 1,936.92, 2,670.54 and 1,150.68

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Solution

The fourth proportional to 1,936.92, 2,670.54 and 1,150.68 is: 1,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.92 : 2,670.54 = 1,150.68 : x
  2. Step 2: Convert to fraction form
    1,936.92/2,670.54 = 1,150.68/x
  3. Step 3: Cross multiply
    1,936.92x = 2,670.54 × 1,150.68
  4. Step 4: Simplify right side
    1,936.92x = 3,072,936.97
  5. Step 5: Solve for x
    x = 3,072,936.97/1,936.92
  6. Step 6: Final answer
    x = 1,586.51

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1.5x scale

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.