Home / 3,141.21-4,333.09-2,004.81

Finding the Fourth Proportional to 3,141.21, 4,333.09 and 2,004.81

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Solution

The fourth proportional to 3,141.21, 4,333.09 and 2,004.81 is: 2,765.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.21 : 4,333.09 = 2,004.81 : x
  2. Step 2: Convert to fraction form
    3,141.21/4,333.09 = 2,004.81/x
  3. Step 3: Cross multiply
    3,141.21x = 4,333.09 × 2,004.81
  4. Step 4: Simplify right side
    3,141.21x = 8,687,022.16
  5. Step 5: Solve for x
    x = 8,687,022.16/3,141.21
  6. Step 6: Final answer
    x = 2,765.50

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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.