Home / 3,328.69-4,589.33-2,729.01

Finding the Fourth Proportional to 3,328.69, 4,589.33 and 2,729.01

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Solution

The fourth proportional to 3,328.69, 4,589.33 and 2,729.01 is: 3,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.69 : 4,589.33 = 2,729.01 : x
  2. Step 2: Convert to fraction form
    3,328.69/4,589.33 = 2,729.01/x
  3. Step 3: Cross multiply
    3,328.69x = 4,589.33 × 2,729.01
  4. Step 4: Simplify right side
    3,328.69x = 12,524,320.64
  5. Step 5: Solve for x
    x = 12,524,320.64/3,328.69
  6. Step 6: Final answer
    x = 3,762.54

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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.