Home / 11,888-17,828.46-3,567.26

Finding the Fourth Proportional to 11,888, 17,828.46 and 3,567.26

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Solution

The fourth proportional to 11,888, 17,828.46 and 3,567.26 is: 5,349.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888 : 17,828.46 = 3,567.26 : x
  2. Step 2: Convert to fraction form
    11,888/17,828.46 = 3,567.26/x
  3. Step 3: Cross multiply
    11,888x = 17,828.46 × 3,567.26
  4. Step 4: Simplify right side
    11,888x = 63,598,752.22
  5. Step 5: Solve for x
    x = 63,598,752.22/11,888
  6. Step 6: Final answer
    x = 5,349.83

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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.