Home / 6,379.00-9,568.72-2,219.05

Finding the Fourth Proportional to 6,379.00, 9,568.72 and 2,219.05

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Solution

The fourth proportional to 6,379.00, 9,568.72 and 2,219.05 is: 3,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.00 : 9,568.72 = 2,219.05 : x
  2. Step 2: Convert to fraction form
    6,379.00/9,568.72 = 2,219.05/x
  3. Step 3: Cross multiply
    6,379.00x = 9,568.72 × 2,219.05
  4. Step 4: Simplify right side
    6,379.00x = 21,233,446.97
  5. Step 5: Solve for x
    x = 21,233,446.97/6,379.00
  6. Step 6: Final answer
    x = 3,328.65

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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.