Home / 4,933.87-7,389.01-2,847.55

Finding the Fourth Proportional to 4,933.87, 7,389.01 and 2,847.55

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Solution

The fourth proportional to 4,933.87, 7,389.01 and 2,847.55 is: 4,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.87 : 7,389.01 = 2,847.55 : x
  2. Step 2: Convert to fraction form
    4,933.87/7,389.01 = 2,847.55/x
  3. Step 3: Cross multiply
    4,933.87x = 7,389.01 × 2,847.55
  4. Step 4: Simplify right side
    4,933.87x = 21,040,575.43
  5. Step 5: Solve for x
    x = 21,040,575.43/4,933.87
  6. Step 6: Final answer
    x = 4,264.52

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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.