Home / 3,529.11-4,866.37-2,975.68

Finding the Fourth Proportional to 3,529.11, 4,866.37 and 2,975.68

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Solution

The fourth proportional to 3,529.11, 4,866.37 and 2,975.68 is: 4,103.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.11 : 4,866.37 = 2,975.68 : x
  2. Step 2: Convert to fraction form
    3,529.11/4,866.37 = 2,975.68/x
  3. Step 3: Cross multiply
    3,529.11x = 4,866.37 × 2,975.68
  4. Step 4: Simplify right side
    3,529.11x = 14,480,759.88
  5. Step 5: Solve for x
    x = 14,480,759.88/3,529.11
  6. Step 6: Final answer
    x = 4,103.23

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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.