Home / 2,983.48-4,119.22-1,806.60

Finding the Fourth Proportional to 2,983.48, 4,119.22 and 1,806.60

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Solution

The fourth proportional to 2,983.48, 4,119.22 and 1,806.60 is: 2,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.48 : 4,119.22 = 1,806.60 : x
  2. Step 2: Convert to fraction form
    2,983.48/4,119.22 = 1,806.60/x
  3. Step 3: Cross multiply
    2,983.48x = 4,119.22 × 1,806.60
  4. Step 4: Simplify right side
    2,983.48x = 7,441,782.85
  5. Step 5: Solve for x
    x = 7,441,782.85/2,983.48
  6. Step 6: Final answer
    x = 2,494.33

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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.