Home / 4,881.24-7,321.80-1,183.50

Finding the Fourth Proportional to 4,881.24, 7,321.80 and 1,183.50

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Solution

The fourth proportional to 4,881.24, 7,321.80 and 1,183.50 is: 1,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.24 : 7,321.80 = 1,183.50 : x
  2. Step 2: Convert to fraction form
    4,881.24/7,321.80 = 1,183.50/x
  3. Step 3: Cross multiply
    4,881.24x = 7,321.80 × 1,183.50
  4. Step 4: Simplify right side
    4,881.24x = 8,665,344.38
  5. Step 5: Solve for x
    x = 8,665,344.38/4,881.24
  6. Step 6: Final answer
    x = 1,775.23

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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.