Home / 3,166.42-4,369.37-1,840.11

Finding the Fourth Proportional to 3,166.42, 4,369.37 and 1,840.11

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Solution

The fourth proportional to 3,166.42, 4,369.37 and 1,840.11 is: 2,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.42 : 4,369.37 = 1,840.11 : x
  2. Step 2: Convert to fraction form
    3,166.42/4,369.37 = 1,840.11/x
  3. Step 3: Cross multiply
    3,166.42x = 4,369.37 × 1,840.11
  4. Step 4: Simplify right side
    3,166.42x = 8,040,090.38
  5. Step 5: Solve for x
    x = 8,040,090.38/3,166.42
  6. Step 6: Final answer
    x = 2,539.17

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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.