Home / 3,228.46-4,844.81-1,148.43

Finding the Fourth Proportional to 3,228.46, 4,844.81 and 1,148.43

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Solution

The fourth proportional to 3,228.46, 4,844.81 and 1,148.43 is: 1,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.46 : 4,844.81 = 1,148.43 : x
  2. Step 2: Convert to fraction form
    3,228.46/4,844.81 = 1,148.43/x
  3. Step 3: Cross multiply
    3,228.46x = 4,844.81 × 1,148.43
  4. Step 4: Simplify right side
    3,228.46x = 5,563,918.94
  5. Step 5: Solve for x
    x = 5,563,918.94/3,228.46
  6. Step 6: Final answer
    x = 1,723.40

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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.