Home / 5,076.39-7,007.36-3,308.43

Finding the Fourth Proportional to 5,076.39, 7,007.36 and 3,308.43

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Solution

The fourth proportional to 5,076.39, 7,007.36 and 3,308.43 is: 4,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.39 : 7,007.36 = 3,308.43 : x
  2. Step 2: Convert to fraction form
    5,076.39/7,007.36 = 3,308.43/x
  3. Step 3: Cross multiply
    5,076.39x = 7,007.36 × 3,308.43
  4. Step 4: Simplify right side
    5,076.39x = 23,183,343.50
  5. Step 5: Solve for x
    x = 23,183,343.50/5,076.39
  6. Step 6: Final answer
    x = 4,566.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.