Home / 4,217.37-5,820.05-2,449.09

Finding the Fourth Proportional to 4,217.37, 5,820.05 and 2,449.09

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Solution

The fourth proportional to 4,217.37, 5,820.05 and 2,449.09 is: 3,379.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.37 : 5,820.05 = 2,449.09 : x
  2. Step 2: Convert to fraction form
    4,217.37/5,820.05 = 2,449.09/x
  3. Step 3: Cross multiply
    4,217.37x = 5,820.05 × 2,449.09
  4. Step 4: Simplify right side
    4,217.37x = 14,253,826.25
  5. Step 5: Solve for x
    x = 14,253,826.25/4,217.37
  6. Step 6: Final answer
    x = 3,379.79

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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.