Home / 3,079.77-4,250.18-1,682.52

Finding the Fourth Proportional to 3,079.77, 4,250.18 and 1,682.52

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Solution

The fourth proportional to 3,079.77, 4,250.18 and 1,682.52 is: 2,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.77 : 4,250.18 = 1,682.52 : x
  2. Step 2: Convert to fraction form
    3,079.77/4,250.18 = 1,682.52/x
  3. Step 3: Cross multiply
    3,079.77x = 4,250.18 × 1,682.52
  4. Step 4: Simplify right side
    3,079.77x = 7,150,991.60
  5. Step 5: Solve for x
    x = 7,150,991.60/3,079.77
  6. Step 6: Final answer
    x = 2,321.93

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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.