Home / 6,837.75-10,257.62-2,156.18

Finding the Fourth Proportional to 6,837.75, 10,257.62 and 2,156.18

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Solution

The fourth proportional to 6,837.75, 10,257.62 and 2,156.18 is: 3,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.75 : 10,257.62 = 2,156.18 : x
  2. Step 2: Convert to fraction form
    6,837.75/10,257.62 = 2,156.18/x
  3. Step 3: Cross multiply
    6,837.75x = 10,257.62 × 2,156.18
  4. Step 4: Simplify right side
    6,837.75x = 22,117,213.02
  5. Step 5: Solve for x
    x = 22,117,213.02/6,837.75
  6. Step 6: Final answer
    x = 3,234.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.