Home / 3,622.86-5,422.44-2,237.32

Finding the Fourth Proportional to 3,622.86, 5,422.44 and 2,237.32

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Solution

The fourth proportional to 3,622.86, 5,422.44 and 2,237.32 is: 3,348.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.86 : 5,422.44 = 2,237.32 : x
  2. Step 2: Convert to fraction form
    3,622.86/5,422.44 = 2,237.32/x
  3. Step 3: Cross multiply
    3,622.86x = 5,422.44 × 2,237.32
  4. Step 4: Simplify right side
    3,622.86x = 12,131,748.63
  5. Step 5: Solve for x
    x = 12,131,748.63/3,622.86
  6. Step 6: Final answer
    x = 3,348.67

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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.