Home / 6,958.96-10,435.88-2,855.28

Finding the Fourth Proportional to 6,958.96, 10,435.88 and 2,855.28

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Solution

The fourth proportional to 6,958.96, 10,435.88 and 2,855.28 is: 4,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.96 : 10,435.88 = 2,855.28 : x
  2. Step 2: Convert to fraction form
    6,958.96/10,435.88 = 2,855.28/x
  3. Step 3: Cross multiply
    6,958.96x = 10,435.88 × 2,855.28
  4. Step 4: Simplify right side
    6,958.96x = 29,797,359.45
  5. Step 5: Solve for x
    x = 29,797,359.45/6,958.96
  6. Step 6: Final answer
    x = 4,281.87

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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.