Home / 3,518.35-5,273.53-1,177.81

Finding the Fourth Proportional to 3,518.35, 5,273.53 and 1,177.81

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Solution

The fourth proportional to 3,518.35, 5,273.53 and 1,177.81 is: 1,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.35 : 5,273.53 = 1,177.81 : x
  2. Step 2: Convert to fraction form
    3,518.35/5,273.53 = 1,177.81/x
  3. Step 3: Cross multiply
    3,518.35x = 5,273.53 × 1,177.81
  4. Step 4: Simplify right side
    3,518.35x = 6,211,200.24
  5. Step 5: Solve for x
    x = 6,211,200.24/3,518.35
  6. Step 6: Final answer
    x = 1,765.37

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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.