Home / 3,743.49-5,615.22-2,922.45

Finding the Fourth Proportional to 3,743.49, 5,615.22 and 2,922.45

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Solution

The fourth proportional to 3,743.49, 5,615.22 and 2,922.45 is: 4,383.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.49 : 5,615.22 = 2,922.45 : x
  2. Step 2: Convert to fraction form
    3,743.49/5,615.22 = 2,922.45/x
  3. Step 3: Cross multiply
    3,743.49x = 5,615.22 × 2,922.45
  4. Step 4: Simplify right side
    3,743.49x = 16,410,199.69
  5. Step 5: Solve for x
    x = 16,410,199.69/3,743.49
  6. Step 6: Final answer
    x = 4,383.66

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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.