Home / 3,997.09-5,995.68-1,075.42

Finding the Fourth Proportional to 3,997.09, 5,995.68 and 1,075.42

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Solution

The fourth proportional to 3,997.09, 5,995.68 and 1,075.42 is: 1,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.09 : 5,995.68 = 1,075.42 : x
  2. Step 2: Convert to fraction form
    3,997.09/5,995.68 = 1,075.42/x
  3. Step 3: Cross multiply
    3,997.09x = 5,995.68 × 1,075.42
  4. Step 4: Simplify right side
    3,997.09x = 6,447,874.19
  5. Step 5: Solve for x
    x = 6,447,874.19/3,997.09
  6. Step 6: Final answer
    x = 1,613.14

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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.