Home / 9,183.48-13,770.15-2,856.64

Finding the Fourth Proportional to 9,183.48, 13,770.15 and 2,856.64

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Solution

The fourth proportional to 9,183.48, 13,770.15 and 2,856.64 is: 4,283.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.48 : 13,770.15 = 2,856.64 : x
  2. Step 2: Convert to fraction form
    9,183.48/13,770.15 = 2,856.64/x
  3. Step 3: Cross multiply
    9,183.48x = 13,770.15 × 2,856.64
  4. Step 4: Simplify right side
    9,183.48x = 39,336,361.30
  5. Step 5: Solve for x
    x = 39,336,361.30/9,183.48
  6. Step 6: Final answer
    x = 4,283.38

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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.