Home / 3,941.83-5,905.19-2,211.67

Finding the Fourth Proportional to 3,941.83, 5,905.19 and 2,211.67

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Solution

The fourth proportional to 3,941.83, 5,905.19 and 2,211.67 is: 3,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.83 : 5,905.19 = 2,211.67 : x
  2. Step 2: Convert to fraction form
    3,941.83/5,905.19 = 2,211.67/x
  3. Step 3: Cross multiply
    3,941.83x = 5,905.19 × 2,211.67
  4. Step 4: Simplify right side
    3,941.83x = 13,060,320.51
  5. Step 5: Solve for x
    x = 13,060,320.51/3,941.83
  6. Step 6: Final answer
    x = 3,313.26

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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.