Home / 6,837.57-10,256.75-2,157.72

Finding the Fourth Proportional to 6,837.57, 10,256.75 and 2,157.72

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Solution

The fourth proportional to 6,837.57, 10,256.75 and 2,157.72 is: 3,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.57 : 10,256.75 = 2,157.72 : x
  2. Step 2: Convert to fraction form
    6,837.57/10,256.75 = 2,157.72/x
  3. Step 3: Cross multiply
    6,837.57x = 10,256.75 × 2,157.72
  4. Step 4: Simplify right side
    6,837.57x = 22,131,183.82
  5. Step 5: Solve for x
    x = 22,131,183.82/6,837.57
  6. Step 6: Final answer
    x = 3,236.70

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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.