Home / 3,427.69-4,722.12-2,826.27

Finding the Fourth Proportional to 3,427.69, 4,722.12 and 2,826.27

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Solution

The fourth proportional to 3,427.69, 4,722.12 and 2,826.27 is: 3,893.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.69 : 4,722.12 = 2,826.27 : x
  2. Step 2: Convert to fraction form
    3,427.69/4,722.12 = 2,826.27/x
  3. Step 3: Cross multiply
    3,427.69x = 4,722.12 × 2,826.27
  4. Step 4: Simplify right side
    3,427.69x = 13,345,986.09
  5. Step 5: Solve for x
    x = 13,345,986.09/3,427.69
  6. Step 6: Final answer
    x = 3,893.58

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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.