Home / 6,777.72-10,165.55-1,847.74

Finding the Fourth Proportional to 6,777.72, 10,165.55 and 1,847.74

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Solution

The fourth proportional to 6,777.72, 10,165.55 and 1,847.74 is: 2,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777.72 : 10,165.55 = 1,847.74 : x
  2. Step 2: Convert to fraction form
    6,777.72/10,165.55 = 1,847.74/x
  3. Step 3: Cross multiply
    6,777.72x = 10,165.55 × 1,847.74
  4. Step 4: Simplify right side
    6,777.72x = 18,783,293.36
  5. Step 5: Solve for x
    x = 18,783,293.36/6,777.72
  6. Step 6: Final answer
    x = 2,771.33

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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.