Home / 2,576.12-3,860.94-1,698.08

Finding the Fourth Proportional to 2,576.12, 3,860.94 and 1,698.08

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Solution

The fourth proportional to 2,576.12, 3,860.94 and 1,698.08 is: 2,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.12 : 3,860.94 = 1,698.08 : x
  2. Step 2: Convert to fraction form
    2,576.12/3,860.94 = 1,698.08/x
  3. Step 3: Cross multiply
    2,576.12x = 3,860.94 × 1,698.08
  4. Step 4: Simplify right side
    2,576.12x = 6,556,185.00
  5. Step 5: Solve for x
    x = 6,556,185.00/2,576.12
  6. Step 6: Final answer
    x = 2,544.98

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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.