Home / 5,076.55-7,608.34-4,415.69

Finding the Fourth Proportional to 5,076.55, 7,608.34 and 4,415.69

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Solution

The fourth proportional to 5,076.55, 7,608.34 and 4,415.69 is: 6,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.55 : 7,608.34 = 4,415.69 : x
  2. Step 2: Convert to fraction form
    5,076.55/7,608.34 = 4,415.69/x
  3. Step 3: Cross multiply
    5,076.55x = 7,608.34 × 4,415.69
  4. Step 4: Simplify right side
    5,076.55x = 33,596,078.84
  5. Step 5: Solve for x
    x = 33,596,078.84/5,076.55
  6. Step 6: Final answer
    x = 6,617.90

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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.