Home / 4,722.82-7,076.40-3,329.36

Finding the Fourth Proportional to 4,722.82, 7,076.40 and 3,329.36

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Solution

The fourth proportional to 4,722.82, 7,076.40 and 3,329.36 is: 4,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.82 : 7,076.40 = 3,329.36 : x
  2. Step 2: Convert to fraction form
    4,722.82/7,076.40 = 3,329.36/x
  3. Step 3: Cross multiply
    4,722.82x = 7,076.40 × 3,329.36
  4. Step 4: Simplify right side
    4,722.82x = 23,559,883.10
  5. Step 5: Solve for x
    x = 23,559,883.10/4,722.82
  6. Step 6: Final answer
    x = 4,988.52

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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.