Home / 3,586.36-4,949.36-1,993.18

Finding the Fourth Proportional to 3,586.36, 4,949.36 and 1,993.18

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Solution

The fourth proportional to 3,586.36, 4,949.36 and 1,993.18 is: 2,750.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.36 : 4,949.36 = 1,993.18 : x
  2. Step 2: Convert to fraction form
    3,586.36/4,949.36 = 1,993.18/x
  3. Step 3: Cross multiply
    3,586.36x = 4,949.36 × 1,993.18
  4. Step 4: Simplify right side
    3,586.36x = 9,864,965.36
  5. Step 5: Solve for x
    x = 9,864,965.36/3,586.36
  6. Step 6: Final answer
    x = 2,750.69

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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.