Home / 3,198.16-4,796.64-1,250.32

Finding the Fourth Proportional to 3,198.16, 4,796.64 and 1,250.32

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Solution

The fourth proportional to 3,198.16, 4,796.64 and 1,250.32 is: 1,875.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.16 : 4,796.64 = 1,250.32 : x
  2. Step 2: Convert to fraction form
    3,198.16/4,796.64 = 1,250.32/x
  3. Step 3: Cross multiply
    3,198.16x = 4,796.64 × 1,250.32
  4. Step 4: Simplify right side
    3,198.16x = 5,997,334.92
  5. Step 5: Solve for x
    x = 5,997,334.92/3,198.16
  6. Step 6: Final answer
    x = 1,875.25

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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.