Home / 2,973.33-4,103.12-1,647.02

Finding the Fourth Proportional to 2,973.33, 4,103.12 and 1,647.02

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Solution

The fourth proportional to 2,973.33, 4,103.12 and 1,647.02 is: 2,272.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.33 : 4,103.12 = 1,647.02 : x
  2. Step 2: Convert to fraction form
    2,973.33/4,103.12 = 1,647.02/x
  3. Step 3: Cross multiply
    2,973.33x = 4,103.12 × 1,647.02
  4. Step 4: Simplify right side
    2,973.33x = 6,757,935.08
  5. Step 5: Solve for x
    x = 6,757,935.08/2,973.33
  6. Step 6: Final answer
    x = 2,272.85

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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.