Home / 6,979.98-10,471.50-2,299.80

Finding the Fourth Proportional to 6,979.98, 10,471.50 and 2,299.80

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Solution

The fourth proportional to 6,979.98, 10,471.50 and 2,299.80 is: 3,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.98 : 10,471.50 = 2,299.80 : x
  2. Step 2: Convert to fraction form
    6,979.98/10,471.50 = 2,299.80/x
  3. Step 3: Cross multiply
    6,979.98x = 10,471.50 × 2,299.80
  4. Step 4: Simplify right side
    6,979.98x = 24,082,355.70
  5. Step 5: Solve for x
    x = 24,082,355.70/6,979.98
  6. Step 6: Final answer
    x = 3,450.20

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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.