Home / 5,076.80-7,608.71-4,415.94

Finding the Fourth Proportional to 5,076.80, 7,608.71 and 4,415.94

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Solution

The fourth proportional to 5,076.80, 7,608.71 and 4,415.94 is: 6,618.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.80 : 7,608.71 = 4,415.94 : x
  2. Step 2: Convert to fraction form
    5,076.80/7,608.71 = 4,415.94/x
  3. Step 3: Cross multiply
    5,076.80x = 7,608.71 × 4,415.94
  4. Step 4: Simplify right side
    5,076.80x = 33,599,606.84
  5. Step 5: Solve for x
    x = 33,599,606.84/5,076.80
  6. Step 6: Final answer
    x = 6,618.26

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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.