Home / 4,814.82-6,642.66-2,824.65

Finding the Fourth Proportional to 4,814.82, 6,642.66 and 2,824.65

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Solution

The fourth proportional to 4,814.82, 6,642.66 and 2,824.65 is: 3,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.82 : 6,642.66 = 2,824.65 : x
  2. Step 2: Convert to fraction form
    4,814.82/6,642.66 = 2,824.65/x
  3. Step 3: Cross multiply
    4,814.82x = 6,642.66 × 2,824.65
  4. Step 4: Simplify right side
    4,814.82x = 18,763,189.57
  5. Step 5: Solve for x
    x = 18,763,189.57/4,814.82
  6. Step 6: Final answer
    x = 3,896.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.