Home / 6,518.73-9,782.19-3,750.81

Finding the Fourth Proportional to 6,518.73, 9,782.19 and 3,750.81

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Solution

The fourth proportional to 6,518.73, 9,782.19 and 3,750.81 is: 5,628.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.73 : 9,782.19 = 3,750.81 : x
  2. Step 2: Convert to fraction form
    6,518.73/9,782.19 = 3,750.81/x
  3. Step 3: Cross multiply
    6,518.73x = 9,782.19 × 3,750.81
  4. Step 4: Simplify right side
    6,518.73x = 36,691,136.07
  5. Step 5: Solve for x
    x = 36,691,136.07/6,518.73
  6. Step 6: Final answer
    x = 5,628.57

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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.