Home / 6,979.92-10,471.54-2,049.68

Finding the Fourth Proportional to 6,979.92, 10,471.54 and 2,049.68

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Solution

The fourth proportional to 6,979.92, 10,471.54 and 2,049.68 is: 3,075.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.92 : 10,471.54 = 2,049.68 : x
  2. Step 2: Convert to fraction form
    6,979.92/10,471.54 = 2,049.68/x
  3. Step 3: Cross multiply
    6,979.92x = 10,471.54 × 2,049.68
  4. Step 4: Simplify right side
    6,979.92x = 21,463,306.11
  5. Step 5: Solve for x
    x = 21,463,306.11/6,979.92
  6. Step 6: Final answer
    x = 3,075.01

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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.