Home / 11,841.03-17,761.56-3,075.87

Finding the Fourth Proportional to 11,841.03, 17,761.56 and 3,075.87

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Solution

The fourth proportional to 11,841.03, 17,761.56 and 3,075.87 is: 4,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.03 : 17,761.56 = 3,075.87 : x
  2. Step 2: Convert to fraction form
    11,841.03/17,761.56 = 3,075.87/x
  3. Step 3: Cross multiply
    11,841.03x = 17,761.56 × 3,075.87
  4. Step 4: Simplify right side
    11,841.03x = 54,632,249.56
  5. Step 5: Solve for x
    x = 54,632,249.56/11,841.03
  6. Step 6: Final answer
    x = 4,613.81

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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.