Home / 4,423.12-6,105.05-2,743.54

Finding the Fourth Proportional to 4,423.12, 6,105.05 and 2,743.54

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Solution

The fourth proportional to 4,423.12, 6,105.05 and 2,743.54 is: 3,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.12 : 6,105.05 = 2,743.54 : x
  2. Step 2: Convert to fraction form
    4,423.12/6,105.05 = 2,743.54/x
  3. Step 3: Cross multiply
    4,423.12x = 6,105.05 × 2,743.54
  4. Step 4: Simplify right side
    4,423.12x = 16,749,448.88
  5. Step 5: Solve for x
    x = 16,749,448.88/4,423.12
  6. Step 6: Final answer
    x = 3,786.80

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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.