Home / 6,003.82-8,285.26-3,315.21

Finding the Fourth Proportional to 6,003.82, 8,285.26 and 3,315.21

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Solution

The fourth proportional to 6,003.82, 8,285.26 and 3,315.21 is: 4,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,003.82 : 8,285.26 = 3,315.21 : x
  2. Step 2: Convert to fraction form
    6,003.82/8,285.26 = 3,315.21/x
  3. Step 3: Cross multiply
    6,003.82x = 8,285.26 × 3,315.21
  4. Step 4: Simplify right side
    6,003.82x = 27,467,376.80
  5. Step 5: Solve for x
    x = 27,467,376.80/6,003.82
  6. Step 6: Final answer
    x = 4,574.98

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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.