Home / 2,914.08-4,021.52-2,292

Finding the Fourth Proportional to 2,914.08, 4,021.52 and 2,292

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Solution

The fourth proportional to 2,914.08, 4,021.52 and 2,292 is: 3,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.08 : 4,021.52 = 2,292 : x
  2. Step 2: Convert to fraction form
    2,914.08/4,021.52 = 2,292/x
  3. Step 3: Cross multiply
    2,914.08x = 4,021.52 × 2,292
  4. Step 4: Simplify right side
    2,914.08x = 9,217,323.84
  5. Step 5: Solve for x
    x = 9,217,323.84/2,914.08
  6. Step 6: Final answer
    x = 3,163.03

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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.