Home / 6,257.70-8,639.22-4,673.09

Finding the Fourth Proportional to 6,257.70, 8,639.22 and 4,673.09

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Solution

The fourth proportional to 6,257.70, 8,639.22 and 4,673.09 is: 6,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.70 : 8,639.22 = 4,673.09 : x
  2. Step 2: Convert to fraction form
    6,257.70/8,639.22 = 4,673.09/x
  3. Step 3: Cross multiply
    6,257.70x = 8,639.22 × 4,673.09
  4. Step 4: Simplify right side
    6,257.70x = 40,371,809.39
  5. Step 5: Solve for x
    x = 40,371,809.39/6,257.70
  6. Step 6: Final answer
    x = 6,451.54

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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.