Home / 6,285.94-8,674.63-3,491.44

Finding the Fourth Proportional to 6,285.94, 8,674.63 and 3,491.44

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Solution

The fourth proportional to 6,285.94, 8,674.63 and 3,491.44 is: 4,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.94 : 8,674.63 = 3,491.44 : x
  2. Step 2: Convert to fraction form
    6,285.94/8,674.63 = 3,491.44/x
  3. Step 3: Cross multiply
    6,285.94x = 8,674.63 × 3,491.44
  4. Step 4: Simplify right side
    6,285.94x = 30,286,919.75
  5. Step 5: Solve for x
    x = 30,286,919.75/6,285.94
  6. Step 6: Final answer
    x = 4,818.20

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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.