Home / 2,939.99-4,056.84-1,744.54

Finding the Fourth Proportional to 2,939.99, 4,056.84 and 1,744.54

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Solution

The fourth proportional to 2,939.99, 4,056.84 and 1,744.54 is: 2,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.99 : 4,056.84 = 1,744.54 : x
  2. Step 2: Convert to fraction form
    2,939.99/4,056.84 = 1,744.54/x
  3. Step 3: Cross multiply
    2,939.99x = 4,056.84 × 1,744.54
  4. Step 4: Simplify right side
    2,939.99x = 7,077,331.27
  5. Step 5: Solve for x
    x = 7,077,331.27/2,939.99
  6. Step 6: Final answer
    x = 2,407.27

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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.