Home / 3,790.89-5,684.85-1,157.58

Finding the Fourth Proportional to 3,790.89, 5,684.85 and 1,157.58

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Solution

The fourth proportional to 3,790.89, 5,684.85 and 1,157.58 is: 1,735.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.89 : 5,684.85 = 1,157.58 : x
  2. Step 2: Convert to fraction form
    3,790.89/5,684.85 = 1,157.58/x
  3. Step 3: Cross multiply
    3,790.89x = 5,684.85 × 1,157.58
  4. Step 4: Simplify right side
    3,790.89x = 6,580,668.66
  5. Step 5: Solve for x
    x = 6,580,668.66/3,790.89
  6. Step 6: Final answer
    x = 1,735.92

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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.