Home / 4,200.21-5,796.24-2,431.80

Finding the Fourth Proportional to 4,200.21, 5,796.24 and 2,431.80

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Solution

The fourth proportional to 4,200.21, 5,796.24 and 2,431.80 is: 3,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.21 : 5,796.24 = 2,431.80 : x
  2. Step 2: Convert to fraction form
    4,200.21/5,796.24 = 2,431.80/x
  3. Step 3: Cross multiply
    4,200.21x = 5,796.24 × 2,431.80
  4. Step 4: Simplify right side
    4,200.21x = 14,095,296.43
  5. Step 5: Solve for x
    x = 14,095,296.43/4,200.21
  6. Step 6: Final answer
    x = 3,355.86

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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.