Home / 11,735.78-17,603.74-2,851.08

Finding the Fourth Proportional to 11,735.78, 17,603.74 and 2,851.08

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Solution

The fourth proportional to 11,735.78, 17,603.74 and 2,851.08 is: 4,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,735.78 : 17,603.74 = 2,851.08 : x
  2. Step 2: Convert to fraction form
    11,735.78/17,603.74 = 2,851.08/x
  3. Step 3: Cross multiply
    11,735.78x = 17,603.74 × 2,851.08
  4. Step 4: Simplify right side
    11,735.78x = 50,189,671.04
  5. Step 5: Solve for x
    x = 50,189,671.04/11,735.78
  6. Step 6: Final answer
    x = 4,276.64

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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.