Home / 8,313.77-12,469.35-2,767.16

Finding the Fourth Proportional to 8,313.77, 12,469.35 and 2,767.16

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Solution

The fourth proportional to 8,313.77, 12,469.35 and 2,767.16 is: 4,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.77 : 12,469.35 = 2,767.16 : x
  2. Step 2: Convert to fraction form
    8,313.77/12,469.35 = 2,767.16/x
  3. Step 3: Cross multiply
    8,313.77x = 12,469.35 × 2,767.16
  4. Step 4: Simplify right side
    8,313.77x = 34,504,686.55
  5. Step 5: Solve for x
    x = 34,504,686.55/8,313.77
  6. Step 6: Final answer
    x = 4,150.31

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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.