Home / 3,228.56-4,838.48-1,493.36

Finding the Fourth Proportional to 3,228.56, 4,838.48 and 1,493.36

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Solution

The fourth proportional to 3,228.56, 4,838.48 and 1,493.36 is: 2,238.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.56 : 4,838.48 = 1,493.36 : x
  2. Step 2: Convert to fraction form
    3,228.56/4,838.48 = 1,493.36/x
  3. Step 3: Cross multiply
    3,228.56x = 4,838.48 × 1,493.36
  4. Step 4: Simplify right side
    3,228.56x = 7,225,592.49
  5. Step 5: Solve for x
    x = 7,225,592.49/3,228.56
  6. Step 6: Final answer
    x = 2,238.02

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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.