Home / 3,640.60-5,461.44-1,174.96

Finding the Fourth Proportional to 3,640.60, 5,461.44 and 1,174.96

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Solution

The fourth proportional to 3,640.60, 5,461.44 and 1,174.96 is: 1,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.60 : 5,461.44 = 1,174.96 : x
  2. Step 2: Convert to fraction form
    3,640.60/5,461.44 = 1,174.96/x
  3. Step 3: Cross multiply
    3,640.60x = 5,461.44 × 1,174.96
  4. Step 4: Simplify right side
    3,640.60x = 6,416,973.54
  5. Step 5: Solve for x
    x = 6,416,973.54/3,640.60
  6. Step 6: Final answer
    x = 1,762.61

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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.