Home / 4,856.56-7,279.92-4,273.36

Finding the Fourth Proportional to 4,856.56, 7,279.92 and 4,273.36

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Solution

The fourth proportional to 4,856.56, 7,279.92 and 4,273.36 is: 6,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.56 : 7,279.92 = 4,273.36 : x
  2. Step 2: Convert to fraction form
    4,856.56/7,279.92 = 4,273.36/x
  3. Step 3: Cross multiply
    4,856.56x = 7,279.92 × 4,273.36
  4. Step 4: Simplify right side
    4,856.56x = 31,109,718.93
  5. Step 5: Solve for x
    x = 31,109,718.93/4,856.56
  6. Step 6: Final answer
    x = 6,405.71

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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.