Home / 3,525.98-5,280.04-2,119.56

Finding the Fourth Proportional to 3,525.98, 5,280.04 and 2,119.56

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Solution

The fourth proportional to 3,525.98, 5,280.04 and 2,119.56 is: 3,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.98 : 5,280.04 = 2,119.56 : x
  2. Step 2: Convert to fraction form
    3,525.98/5,280.04 = 2,119.56/x
  3. Step 3: Cross multiply
    3,525.98x = 5,280.04 × 2,119.56
  4. Step 4: Simplify right side
    3,525.98x = 11,191,361.58
  5. Step 5: Solve for x
    x = 11,191,361.58/3,525.98
  6. Step 6: Final answer
    x = 3,173.97

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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.