Home / 5,858.33-8,786.58-2,158.65

Finding the Fourth Proportional to 5,858.33, 8,786.58 and 2,158.65

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Solution

The fourth proportional to 5,858.33, 8,786.58 and 2,158.65 is: 3,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.33 : 8,786.58 = 2,158.65 : x
  2. Step 2: Convert to fraction form
    5,858.33/8,786.58 = 2,158.65/x
  3. Step 3: Cross multiply
    5,858.33x = 8,786.58 × 2,158.65
  4. Step 4: Simplify right side
    5,858.33x = 18,967,142.82
  5. Step 5: Solve for x
    x = 18,967,142.82/5,858.33
  6. Step 6: Final answer
    x = 3,237.64

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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.