Home / 5,871.84-8,103.33-3,219.54

Finding the Fourth Proportional to 5,871.84, 8,103.33 and 3,219.54

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Solution

The fourth proportional to 5,871.84, 8,103.33 and 3,219.54 is: 4,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.84 : 8,103.33 = 3,219.54 : x
  2. Step 2: Convert to fraction form
    5,871.84/8,103.33 = 3,219.54/x
  3. Step 3: Cross multiply
    5,871.84x = 8,103.33 × 3,219.54
  4. Step 4: Simplify right side
    5,871.84x = 26,088,995.07
  5. Step 5: Solve for x
    x = 26,088,995.07/5,871.84
  6. Step 6: Final answer
    x = 4,443.07

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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.