Home / 3,021.13-4,168.92-1,826.56

Finding the Fourth Proportional to 3,021.13, 4,168.92 and 1,826.56

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Solution

The fourth proportional to 3,021.13, 4,168.92 and 1,826.56 is: 2,520.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.13 : 4,168.92 = 1,826.56 : x
  2. Step 2: Convert to fraction form
    3,021.13/4,168.92 = 1,826.56/x
  3. Step 3: Cross multiply
    3,021.13x = 4,168.92 × 1,826.56
  4. Step 4: Simplify right side
    3,021.13x = 7,614,782.52
  5. Step 5: Solve for x
    x = 7,614,782.52/3,021.13
  6. Step 6: Final answer
    x = 2,520.51

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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.