Home / 3,826.71-5,739.72-1,053.29

Finding the Fourth Proportional to 3,826.71, 5,739.72 and 1,053.29

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Solution

The fourth proportional to 3,826.71, 5,739.72 and 1,053.29 is: 1,579.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.71 : 5,739.72 = 1,053.29 : x
  2. Step 2: Convert to fraction form
    3,826.71/5,739.72 = 1,053.29/x
  3. Step 3: Cross multiply
    3,826.71x = 5,739.72 × 1,053.29
  4. Step 4: Simplify right side
    3,826.71x = 6,045,589.68
  5. Step 5: Solve for x
    x = 6,045,589.68/3,826.71
  6. Step 6: Final answer
    x = 1,579.84

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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.