Home / 8,317.37-11,475.16-5,086

Finding the Fourth Proportional to 8,317.37, 11,475.16 and 5,086

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Solution

The fourth proportional to 8,317.37, 11,475.16 and 5,086 is: 7,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.37 : 11,475.16 = 5,086 : x
  2. Step 2: Convert to fraction form
    8,317.37/11,475.16 = 5,086/x
  3. Step 3: Cross multiply
    8,317.37x = 11,475.16 × 5,086
  4. Step 4: Simplify right side
    8,317.37x = 58,362,663.76
  5. Step 5: Solve for x
    x = 58,362,663.76/8,317.37
  6. Step 6: Final answer
    x = 7,016.96

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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.