Home / 11,173.72-16,756.08-4,849

Finding the Fourth Proportional to 11,173.72, 16,756.08 and 4,849

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Solution

The fourth proportional to 11,173.72, 16,756.08 and 4,849 is: 7,271.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.72 : 16,756.08 = 4,849 : x
  2. Step 2: Convert to fraction form
    11,173.72/16,756.08 = 4,849/x
  3. Step 3: Cross multiply
    11,173.72x = 16,756.08 × 4,849
  4. Step 4: Simplify right side
    11,173.72x = 81,250,231.92
  5. Step 5: Solve for x
    x = 81,250,231.92/11,173.72
  6. Step 6: Final answer
    x = 7,271.55

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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.