Home / 3,086.09-4,630.44-1,137.82

Finding the Fourth Proportional to 3,086.09, 4,630.44 and 1,137.82

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Solution

The fourth proportional to 3,086.09, 4,630.44 and 1,137.82 is: 1,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.09 : 4,630.44 = 1,137.82 : x
  2. Step 2: Convert to fraction form
    3,086.09/4,630.44 = 1,137.82/x
  3. Step 3: Cross multiply
    3,086.09x = 4,630.44 × 1,137.82
  4. Step 4: Simplify right side
    3,086.09x = 5,268,607.24
  5. Step 5: Solve for x
    x = 5,268,607.24/3,086.09
  6. Step 6: Final answer
    x = 1,707.21

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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.