Home / 3,075.42-4,604.94-1,611.51

Finding the Fourth Proportional to 3,075.42, 4,604.94 and 1,611.51

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Solution

The fourth proportional to 3,075.42, 4,604.94 and 1,611.51 is: 2,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.42 : 4,604.94 = 1,611.51 : x
  2. Step 2: Convert to fraction form
    3,075.42/4,604.94 = 1,611.51/x
  3. Step 3: Cross multiply
    3,075.42x = 4,604.94 × 1,611.51
  4. Step 4: Simplify right side
    3,075.42x = 7,420,906.86
  5. Step 5: Solve for x
    x = 7,420,906.86/3,075.42
  6. Step 6: Final answer
    x = 2,412.97

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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.