Home / 7,272.21-10,903.94-3,268.86

Finding the Fourth Proportional to 7,272.21, 10,903.94 and 3,268.86

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Solution

The fourth proportional to 7,272.21, 10,903.94 and 3,268.86 is: 4,901.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.21 : 10,903.94 = 3,268.86 : x
  2. Step 2: Convert to fraction form
    7,272.21/10,903.94 = 3,268.86/x
  3. Step 3: Cross multiply
    7,272.21x = 10,903.94 × 3,268.86
  4. Step 4: Simplify right side
    7,272.21x = 35,643,453.31
  5. Step 5: Solve for x
    x = 35,643,453.31/7,272.21
  6. Step 6: Final answer
    x = 4,901.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.