Home / 3,742.37-5,569.36-3,617.79

Finding the Fourth Proportional to 3,742.37, 5,569.36 and 3,617.79

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Solution

The fourth proportional to 3,742.37, 5,569.36 and 3,617.79 is: 5,383.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.37 : 5,569.36 = 3,617.79 : x
  2. Step 2: Convert to fraction form
    3,742.37/5,569.36 = 3,617.79/x
  3. Step 3: Cross multiply
    3,742.37x = 5,569.36 × 3,617.79
  4. Step 4: Simplify right side
    3,742.37x = 20,148,774.91
  5. Step 5: Solve for x
    x = 20,148,774.91/3,742.37
  6. Step 6: Final answer
    x = 5,383.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.