Home / 3,381.12-5,068.26-1,623.54

Finding the Fourth Proportional to 3,381.12, 5,068.26 and 1,623.54

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Solution

The fourth proportional to 3,381.12, 5,068.26 and 1,623.54 is: 2,433.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.12 : 5,068.26 = 1,623.54 : x
  2. Step 2: Convert to fraction form
    3,381.12/5,068.26 = 1,623.54/x
  3. Step 3: Cross multiply
    3,381.12x = 5,068.26 × 1,623.54
  4. Step 4: Simplify right side
    3,381.12x = 8,228,522.84
  5. Step 5: Solve for x
    x = 8,228,522.84/3,381.12
  6. Step 6: Final answer
    x = 2,433.67

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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.