Home / 11,918.27-17,879.06-3,597.35

Finding the Fourth Proportional to 11,918.27, 17,879.06 and 3,597.35

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Solution

The fourth proportional to 11,918.27, 17,879.06 and 3,597.35 is: 5,396.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918.27 : 17,879.06 = 3,597.35 : x
  2. Step 2: Convert to fraction form
    11,918.27/17,879.06 = 3,597.35/x
  3. Step 3: Cross multiply
    11,918.27x = 17,879.06 × 3,597.35
  4. Step 4: Simplify right side
    11,918.27x = 64,317,156.09
  5. Step 5: Solve for x
    x = 64,317,156.09/11,918.27
  6. Step 6: Final answer
    x = 5,396.52

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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.