Home / 4,119.17-5,682.47-3,960.03

Finding the Fourth Proportional to 4,119.17, 5,682.47 and 3,960.03

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Solution

The fourth proportional to 4,119.17, 5,682.47 and 3,960.03 is: 5,462.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.17 : 5,682.47 = 3,960.03 : x
  2. Step 2: Convert to fraction form
    4,119.17/5,682.47 = 3,960.03/x
  3. Step 3: Cross multiply
    4,119.17x = 5,682.47 × 3,960.03
  4. Step 4: Simplify right side
    4,119.17x = 22,502,761.57
  5. Step 5: Solve for x
    x = 22,502,761.57/4,119.17
  6. Step 6: Final answer
    x = 5,462.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.