Home / 11,383.31-17,074.89-3,485.81

Finding the Fourth Proportional to 11,383.31, 17,074.89 and 3,485.81

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Solution

The fourth proportional to 11,383.31, 17,074.89 and 3,485.81 is: 5,228.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.31 : 17,074.89 = 3,485.81 : x
  2. Step 2: Convert to fraction form
    11,383.31/17,074.89 = 3,485.81/x
  3. Step 3: Cross multiply
    11,383.31x = 17,074.89 × 3,485.81
  4. Step 4: Simplify right side
    11,383.31x = 59,519,865.00
  5. Step 5: Solve for x
    x = 59,519,865.00/11,383.31
  6. Step 6: Final answer
    x = 5,228.69

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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.