Home / 11,455.95-17,183.67-5,608.47

Finding the Fourth Proportional to 11,455.95, 17,183.67 and 5,608.47

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Solution

The fourth proportional to 11,455.95, 17,183.67 and 5,608.47 is: 8,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.95 : 17,183.67 = 5,608.47 : x
  2. Step 2: Convert to fraction form
    11,455.95/17,183.67 = 5,608.47/x
  3. Step 3: Cross multiply
    11,455.95x = 17,183.67 × 5,608.47
  4. Step 4: Simplify right side
    11,455.95x = 96,374,097.68
  5. Step 5: Solve for x
    x = 96,374,097.68/11,455.95
  6. Step 6: Final answer
    x = 8,412.58

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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.