Home / 3,231.36-4,847.70-1,040.04

Finding the Fourth Proportional to 3,231.36, 4,847.70 and 1,040.04

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Solution

The fourth proportional to 3,231.36, 4,847.70 and 1,040.04 is: 1,560.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.36 : 4,847.70 = 1,040.04 : x
  2. Step 2: Convert to fraction form
    3,231.36/4,847.70 = 1,040.04/x
  3. Step 3: Cross multiply
    3,231.36x = 4,847.70 × 1,040.04
  4. Step 4: Simplify right side
    3,231.36x = 5,041,801.91
  5. Step 5: Solve for x
    x = 5,041,801.91/3,231.36
  6. Step 6: Final answer
    x = 1,560.27

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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.