Home / 4,721.96-7,076.05-4,203

Finding the Fourth Proportional to 4,721.96, 7,076.05 and 4,203

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Solution

The fourth proportional to 4,721.96, 7,076.05 and 4,203 is: 6,298.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.96 : 7,076.05 = 4,203 : x
  2. Step 2: Convert to fraction form
    4,721.96/7,076.05 = 4,203/x
  3. Step 3: Cross multiply
    4,721.96x = 7,076.05 × 4,203
  4. Step 4: Simplify right side
    4,721.96x = 29,740,617.14
  5. Step 5: Solve for x
    x = 29,740,617.14/4,721.96
  6. Step 6: Final answer
    x = 6,298.37

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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.