Home / 4,074.22-5,622.39-2,305.81

Finding the Fourth Proportional to 4,074.22, 5,622.39 and 2,305.81

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Solution

The fourth proportional to 4,074.22, 5,622.39 and 2,305.81 is: 3,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.22 : 5,622.39 = 2,305.81 : x
  2. Step 2: Convert to fraction form
    4,074.22/5,622.39 = 2,305.81/x
  3. Step 3: Cross multiply
    4,074.22x = 5,622.39 × 2,305.81
  4. Step 4: Simplify right side
    4,074.22x = 12,964,163.09
  5. Step 5: Solve for x
    x = 12,964,163.09/4,074.22
  6. Step 6: Final answer
    x = 3,182.00

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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.