Home / 3,749.58-5,622.45-2,192.63

Finding the Fourth Proportional to 3,749.58, 5,622.45 and 2,192.63

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Solution

The fourth proportional to 3,749.58, 5,622.45 and 2,192.63 is: 3,287.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.58 : 5,622.45 = 2,192.63 : x
  2. Step 2: Convert to fraction form
    3,749.58/5,622.45 = 2,192.63/x
  3. Step 3: Cross multiply
    3,749.58x = 5,622.45 × 2,192.63
  4. Step 4: Simplify right side
    3,749.58x = 12,327,941.27
  5. Step 5: Solve for x
    x = 12,327,941.27/3,749.58
  6. Step 6: Final answer
    x = 3,287.82

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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.