Home / 4,063.72-6,089.69-1,720.49

Finding the Fourth Proportional to 4,063.72, 6,089.69 and 1,720.49

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Solution

The fourth proportional to 4,063.72, 6,089.69 and 1,720.49 is: 2,578.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,063.72 : 6,089.69 = 1,720.49 : x
  2. Step 2: Convert to fraction form
    4,063.72/6,089.69 = 1,720.49/x
  3. Step 3: Cross multiply
    4,063.72x = 6,089.69 × 1,720.49
  4. Step 4: Simplify right side
    4,063.72x = 10,477,250.75
  5. Step 5: Solve for x
    x = 10,477,250.75/4,063.72
  6. Step 6: Final answer
    x = 2,578.24

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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.