Home / 3,250.20-4,867.20-2,602.20

Finding the Fourth Proportional to 3,250.20, 4,867.20 and 2,602.20

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Solution

The fourth proportional to 3,250.20, 4,867.20 and 2,602.20 is: 3,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.20 : 4,867.20 = 2,602.20 : x
  2. Step 2: Convert to fraction form
    3,250.20/4,867.20 = 2,602.20/x
  3. Step 3: Cross multiply
    3,250.20x = 4,867.20 × 2,602.20
  4. Step 4: Simplify right side
    3,250.20x = 12,665,427.84
  5. Step 5: Solve for x
    x = 12,665,427.84/3,250.20
  6. Step 6: Final answer
    x = 3,896.81

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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.