Home / 5,543.37-8,310.72-2,768.64

Finding the Fourth Proportional to 5,543.37, 8,310.72 and 2,768.64

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Solution

The fourth proportional to 5,543.37, 8,310.72 and 2,768.64 is: 4,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.37 : 8,310.72 = 2,768.64 : x
  2. Step 2: Convert to fraction form
    5,543.37/8,310.72 = 2,768.64/x
  3. Step 3: Cross multiply
    5,543.37x = 8,310.72 × 2,768.64
  4. Step 4: Simplify right side
    5,543.37x = 23,009,391.82
  5. Step 5: Solve for x
    x = 23,009,391.82/5,543.37
  6. Step 6: Final answer
    x = 4,150.80

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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.