Home / 3,021.24-4,169.36-1,826.06

Finding the Fourth Proportional to 3,021.24, 4,169.36 and 1,826.06

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Solution

The fourth proportional to 3,021.24, 4,169.36 and 1,826.06 is: 2,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.24 : 4,169.36 = 1,826.06 : x
  2. Step 2: Convert to fraction form
    3,021.24/4,169.36 = 1,826.06/x
  3. Step 3: Cross multiply
    3,021.24x = 4,169.36 × 1,826.06
  4. Step 4: Simplify right side
    3,021.24x = 7,613,471.54
  5. Step 5: Solve for x
    x = 7,613,471.54/3,021.24
  6. Step 6: Final answer
    x = 2,519.98

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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.