Home / 2,074.69-3,112.04-1,708.01

Finding the Fourth Proportional to 2,074.69, 3,112.04 and 1,708.01

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Solution

The fourth proportional to 2,074.69, 3,112.04 and 1,708.01 is: 2,562.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.69 : 3,112.04 = 1,708.01 : x
  2. Step 2: Convert to fraction form
    2,074.69/3,112.04 = 1,708.01/x
  3. Step 3: Cross multiply
    2,074.69x = 3,112.04 × 1,708.01
  4. Step 4: Simplify right side
    2,074.69x = 5,315,395.44
  5. Step 5: Solve for x
    x = 5,315,395.44/2,074.69
  6. Step 6: Final answer
    x = 2,562.02

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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.