Home / 6,283.90-8,671.44-3,450.72

Finding the Fourth Proportional to 6,283.90, 8,671.44 and 3,450.72

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Solution

The fourth proportional to 6,283.90, 8,671.44 and 3,450.72 is: 4,761.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.90 : 8,671.44 = 3,450.72 : x
  2. Step 2: Convert to fraction form
    6,283.90/8,671.44 = 3,450.72/x
  3. Step 3: Cross multiply
    6,283.90x = 8,671.44 × 3,450.72
  4. Step 4: Simplify right side
    6,283.90x = 29,922,711.44
  5. Step 5: Solve for x
    x = 29,922,711.44/6,283.90
  6. Step 6: Final answer
    x = 4,761.81

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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.