Home / 4,221.37-5,824.87-2,649.97

Finding the Fourth Proportional to 4,221.37, 5,824.87 and 2,649.97

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Solution

The fourth proportional to 4,221.37, 5,824.87 and 2,649.97 is: 3,656.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.37 : 5,824.87 = 2,649.97 : x
  2. Step 2: Convert to fraction form
    4,221.37/5,824.87 = 2,649.97/x
  3. Step 3: Cross multiply
    4,221.37x = 5,824.87 × 2,649.97
  4. Step 4: Simplify right side
    4,221.37x = 15,435,730.75
  5. Step 5: Solve for x
    x = 15,435,730.75/4,221.37
  6. Step 6: Final answer
    x = 3,656.57

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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.