Home / 3,204.22-4,421.76-1,806.94

Finding the Fourth Proportional to 3,204.22, 4,421.76 and 1,806.94

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Solution

The fourth proportional to 3,204.22, 4,421.76 and 1,806.94 is: 2,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.22 : 4,421.76 = 1,806.94 : x
  2. Step 2: Convert to fraction form
    3,204.22/4,421.76 = 1,806.94/x
  3. Step 3: Cross multiply
    3,204.22x = 4,421.76 × 1,806.94
  4. Step 4: Simplify right side
    3,204.22x = 7,989,855.01
  5. Step 5: Solve for x
    x = 7,989,855.01/3,204.22
  6. Step 6: Final answer
    x = 2,493.54

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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.