Home / 6,286.56-8,674.48-3,633.46

Finding the Fourth Proportional to 6,286.56, 8,674.48 and 3,633.46

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Solution

The fourth proportional to 6,286.56, 8,674.48 and 3,633.46 is: 5,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.56 : 8,674.48 = 3,633.46 : x
  2. Step 2: Convert to fraction form
    6,286.56/8,674.48 = 3,633.46/x
  3. Step 3: Cross multiply
    6,286.56x = 8,674.48 × 3,633.46
  4. Step 4: Simplify right side
    6,286.56x = 31,518,376.10
  5. Step 5: Solve for x
    x = 31,518,376.10/6,286.56
  6. Step 6: Final answer
    x = 5,013.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.