Home / 2,683.98-3,704.09-1,622.01

Finding the Fourth Proportional to 2,683.98, 3,704.09 and 1,622.01

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Solution

The fourth proportional to 2,683.98, 3,704.09 and 1,622.01 is: 2,238.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.98 : 3,704.09 = 1,622.01 : x
  2. Step 2: Convert to fraction form
    2,683.98/3,704.09 = 1,622.01/x
  3. Step 3: Cross multiply
    2,683.98x = 3,704.09 × 1,622.01
  4. Step 4: Simplify right side
    2,683.98x = 6,008,071.02
  5. Step 5: Solve for x
    x = 6,008,071.02/2,683.98
  6. Step 6: Final answer
    x = 2,238.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.