Home / 3,716.56-5,569.98-2,784.79

Finding the Fourth Proportional to 3,716.56, 5,569.98 and 2,784.79

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Solution

The fourth proportional to 3,716.56, 5,569.98 and 2,784.79 is: 4,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.56 : 5,569.98 = 2,784.79 : x
  2. Step 2: Convert to fraction form
    3,716.56/5,569.98 = 2,784.79/x
  3. Step 3: Cross multiply
    3,716.56x = 5,569.98 × 2,784.79
  4. Step 4: Simplify right side
    3,716.56x = 15,511,224.60
  5. Step 5: Solve for x
    x = 15,511,224.60/3,716.56
  6. Step 6: Final answer
    x = 4,173.54

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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.