Home / 6,979.56-10,466.78-2,047.88

Finding the Fourth Proportional to 6,979.56, 10,466.78 and 2,047.88

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Solution

The fourth proportional to 6,979.56, 10,466.78 and 2,047.88 is: 3,071.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.56 : 10,466.78 = 2,047.88 : x
  2. Step 2: Convert to fraction form
    6,979.56/10,466.78 = 2,047.88/x
  3. Step 3: Cross multiply
    6,979.56x = 10,466.78 × 2,047.88
  4. Step 4: Simplify right side
    6,979.56x = 21,434,709.43
  5. Step 5: Solve for x
    x = 21,434,709.43/6,979.56
  6. Step 6: Final answer
    x = 3,071.07

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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.