Home / 3,896.12-5,373.96-2,323

Finding the Fourth Proportional to 3,896.12, 5,373.96 and 2,323

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Solution

The fourth proportional to 3,896.12, 5,373.96 and 2,323 is: 3,204.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.12 : 5,373.96 = 2,323 : x
  2. Step 2: Convert to fraction form
    3,896.12/5,373.96 = 2,323/x
  3. Step 3: Cross multiply
    3,896.12x = 5,373.96 × 2,323
  4. Step 4: Simplify right side
    3,896.12x = 12,483,709.08
  5. Step 5: Solve for x
    x = 12,483,709.08/3,896.12
  6. Step 6: Final answer
    x = 3,204.14

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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.