Home / 8,586.46-11,850.33-5,231.26

Finding the Fourth Proportional to 8,586.46, 11,850.33 and 5,231.26

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Solution

The fourth proportional to 8,586.46, 11,850.33 and 5,231.26 is: 7,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.46 : 11,850.33 = 5,231.26 : x
  2. Step 2: Convert to fraction form
    8,586.46/11,850.33 = 5,231.26/x
  3. Step 3: Cross multiply
    8,586.46x = 11,850.33 × 5,231.26
  4. Step 4: Simplify right side
    8,586.46x = 61,992,157.32
  5. Step 5: Solve for x
    x = 61,992,157.32/8,586.46
  6. Step 6: Final answer
    x = 7,219.76

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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.