Home / 6,837.56-10,256.20-2,220.56

Finding the Fourth Proportional to 6,837.56, 10,256.20 and 2,220.56

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Solution

The fourth proportional to 6,837.56, 10,256.20 and 2,220.56 is: 3,330.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.56 : 10,256.20 = 2,220.56 : x
  2. Step 2: Convert to fraction form
    6,837.56/10,256.20 = 2,220.56/x
  3. Step 3: Cross multiply
    6,837.56x = 10,256.20 × 2,220.56
  4. Step 4: Simplify right side
    6,837.56x = 22,774,507.47
  5. Step 5: Solve for x
    x = 22,774,507.47/6,837.56
  6. Step 6: Final answer
    x = 3,330.79

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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.