Home / 11,816.88-17,725.38-3,051.19

Finding the Fourth Proportional to 11,816.88, 17,725.38 and 3,051.19

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Solution

The fourth proportional to 11,816.88, 17,725.38 and 3,051.19 is: 4,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816.88 : 17,725.38 = 3,051.19 : x
  2. Step 2: Convert to fraction form
    11,816.88/17,725.38 = 3,051.19/x
  3. Step 3: Cross multiply
    11,816.88x = 17,725.38 × 3,051.19
  4. Step 4: Simplify right side
    11,816.88x = 54,083,502.20
  5. Step 5: Solve for x
    x = 54,083,502.20/11,816.88
  6. Step 6: Final answer
    x = 4,576.80

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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.