Home / 1,926.36-2,884.92-1,102.16

Finding the Fourth Proportional to 1,926.36, 2,884.92 and 1,102.16

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Solution

The fourth proportional to 1,926.36, 2,884.92 and 1,102.16 is: 1,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.36 : 2,884.92 = 1,102.16 : x
  2. Step 2: Convert to fraction form
    1,926.36/2,884.92 = 1,102.16/x
  3. Step 3: Cross multiply
    1,926.36x = 2,884.92 × 1,102.16
  4. Step 4: Simplify right side
    1,926.36x = 3,179,643.43
  5. Step 5: Solve for x
    x = 3,179,643.43/1,926.36
  6. Step 6: Final answer
    x = 1,650.60

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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.