Home / 6,958.85-10,439.96-2,279.07

Finding the Fourth Proportional to 6,958.85, 10,439.96 and 2,279.07

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Solution

The fourth proportional to 6,958.85, 10,439.96 and 2,279.07 is: 3,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.85 : 10,439.96 = 2,279.07 : x
  2. Step 2: Convert to fraction form
    6,958.85/10,439.96 = 2,279.07/x
  3. Step 3: Cross multiply
    6,958.85x = 10,439.96 × 2,279.07
  4. Step 4: Simplify right side
    6,958.85x = 23,793,388.24
  5. Step 5: Solve for x
    x = 23,793,388.24/6,958.85
  6. Step 6: Final answer
    x = 3,419.16

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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.