Home / 9,183.87-13,775.55-2,943.63

Finding the Fourth Proportional to 9,183.87, 13,775.55 and 2,943.63

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Solution

The fourth proportional to 9,183.87, 13,775.55 and 2,943.63 is: 4,415.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.87 : 13,775.55 = 2,943.63 : x
  2. Step 2: Convert to fraction form
    9,183.87/13,775.55 = 2,943.63/x
  3. Step 3: Cross multiply
    9,183.87x = 13,775.55 × 2,943.63
  4. Step 4: Simplify right side
    9,183.87x = 40,550,122.25
  5. Step 5: Solve for x
    x = 40,550,122.25/9,183.87
  6. Step 6: Final answer
    x = 4,415.36

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1.5x scale

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.