Home / 5,920.87-8,875.14-2,409.37

Finding the Fourth Proportional to 5,920.87, 8,875.14 and 2,409.37

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Solution

The fourth proportional to 5,920.87, 8,875.14 and 2,409.37 is: 3,611.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.87 : 8,875.14 = 2,409.37 : x
  2. Step 2: Convert to fraction form
    5,920.87/8,875.14 = 2,409.37/x
  3. Step 3: Cross multiply
    5,920.87x = 8,875.14 × 2,409.37
  4. Step 4: Simplify right side
    5,920.87x = 21,383,496.06
  5. Step 5: Solve for x
    x = 21,383,496.06/5,920.87
  6. Step 6: Final answer
    x = 3,611.55

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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.