Home / 11,504.31-17,256.86-3,183.63

Finding the Fourth Proportional to 11,504.31, 17,256.86 and 3,183.63

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Solution

The fourth proportional to 11,504.31, 17,256.86 and 3,183.63 is: 4,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,504.31 : 17,256.86 = 3,183.63 : x
  2. Step 2: Convert to fraction form
    11,504.31/17,256.86 = 3,183.63/x
  3. Step 3: Cross multiply
    11,504.31x = 17,256.86 × 3,183.63
  4. Step 4: Simplify right side
    11,504.31x = 54,939,506.00
  5. Step 5: Solve for x
    x = 54,939,506.00/11,504.31
  6. Step 6: Final answer
    x = 4,775.56

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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.