Home / 2,939.68-4,056.33-1,760.50

Finding the Fourth Proportional to 2,939.68, 4,056.33 and 1,760.50

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Solution

The fourth proportional to 2,939.68, 4,056.33 and 1,760.50 is: 2,429.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.68 : 4,056.33 = 1,760.50 : x
  2. Step 2: Convert to fraction form
    2,939.68/4,056.33 = 1,760.50/x
  3. Step 3: Cross multiply
    2,939.68x = 4,056.33 × 1,760.50
  4. Step 4: Simplify right side
    2,939.68x = 7,141,168.97
  5. Step 5: Solve for x
    x = 7,141,168.97/2,939.68
  6. Step 6: Final answer
    x = 2,429.23

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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.