Home / 3,600.62-4,969.48-2,860.22

Finding the Fourth Proportional to 3,600.62, 4,969.48 and 2,860.22

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Solution

The fourth proportional to 3,600.62, 4,969.48 and 2,860.22 is: 3,947.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.62 : 4,969.48 = 2,860.22 : x
  2. Step 2: Convert to fraction form
    3,600.62/4,969.48 = 2,860.22/x
  3. Step 3: Cross multiply
    3,600.62x = 4,969.48 × 2,860.22
  4. Step 4: Simplify right side
    3,600.62x = 14,213,811.36
  5. Step 5: Solve for x
    x = 14,213,811.36/3,600.62
  6. Step 6: Final answer
    x = 3,947.61

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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.