Home / 11,976.26-17,965.19-4,075.52

Finding the Fourth Proportional to 11,976.26, 17,965.19 and 4,075.52

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Solution

The fourth proportional to 11,976.26, 17,965.19 and 4,075.52 is: 6,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.26 : 17,965.19 = 4,075.52 : x
  2. Step 2: Convert to fraction form
    11,976.26/17,965.19 = 4,075.52/x
  3. Step 3: Cross multiply
    11,976.26x = 17,965.19 × 4,075.52
  4. Step 4: Simplify right side
    11,976.26x = 73,217,411.51
  5. Step 5: Solve for x
    x = 73,217,411.51/11,976.26
  6. Step 6: Final answer
    x = 6,113.55

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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.