Home / 6,275.70-8,660.79-3,481.38

Finding the Fourth Proportional to 6,275.70, 8,660.79 and 3,481.38

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Solution

The fourth proportional to 6,275.70, 8,660.79 and 3,481.38 is: 4,804.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.70 : 8,660.79 = 3,481.38 : x
  2. Step 2: Convert to fraction form
    6,275.70/8,660.79 = 3,481.38/x
  3. Step 3: Cross multiply
    6,275.70x = 8,660.79 × 3,481.38
  4. Step 4: Simplify right side
    6,275.70x = 30,151,501.09
  5. Step 5: Solve for x
    x = 30,151,501.09/6,275.70
  6. Step 6: Final answer
    x = 4,804.48

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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.