Home / 1,727.92-2,384.36-941.96

Finding the Fourth Proportional to 1,727.92, 2,384.36 and 941.96

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Solution

The fourth proportional to 1,727.92, 2,384.36 and 941.96 is: 1,299.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.92 : 2,384.36 = 941.96 : x
  2. Step 2: Convert to fraction form
    1,727.92/2,384.36 = 941.96/x
  3. Step 3: Cross multiply
    1,727.92x = 2,384.36 × 941.96
  4. Step 4: Simplify right side
    1,727.92x = 2,245,971.75
  5. Step 5: Solve for x
    x = 2,245,971.75/1,727.92
  6. Step 6: Final answer
    x = 1,299.81

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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.