Home / 3,941.58-5,904.81-2,211.42

Finding the Fourth Proportional to 3,941.58, 5,904.81 and 2,211.42

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Solution

The fourth proportional to 3,941.58, 5,904.81 and 2,211.42 is: 3,312.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.58 : 5,904.81 = 2,211.42 : x
  2. Step 2: Convert to fraction form
    3,941.58/5,904.81 = 2,211.42/x
  3. Step 3: Cross multiply
    3,941.58x = 5,904.81 × 2,211.42
  4. Step 4: Simplify right side
    3,941.58x = 13,058,014.93
  5. Step 5: Solve for x
    x = 13,058,014.93/3,941.58
  6. Step 6: Final answer
    x = 3,312.89

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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.