Home / 5,912.96-8,871.48-2,628.36

Finding the Fourth Proportional to 5,912.96, 8,871.48 and 2,628.36

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Solution

The fourth proportional to 5,912.96, 8,871.48 and 2,628.36 is: 3,943.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.96 : 8,871.48 = 2,628.36 : x
  2. Step 2: Convert to fraction form
    5,912.96/8,871.48 = 2,628.36/x
  3. Step 3: Cross multiply
    5,912.96x = 8,871.48 × 2,628.36
  4. Step 4: Simplify right side
    5,912.96x = 23,317,443.17
  5. Step 5: Solve for x
    x = 23,317,443.17/5,912.96
  6. Step 6: Final answer
    x = 3,943.45

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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.