Home / 8,865.54-13,289.79-3,599.33

Finding the Fourth Proportional to 8,865.54, 13,289.79 and 3,599.33

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Solution

The fourth proportional to 8,865.54, 13,289.79 and 3,599.33 is: 5,395.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.54 : 13,289.79 = 3,599.33 : x
  2. Step 2: Convert to fraction form
    8,865.54/13,289.79 = 3,599.33/x
  3. Step 3: Cross multiply
    8,865.54x = 13,289.79 × 3,599.33
  4. Step 4: Simplify right side
    8,865.54x = 47,834,273.39
  5. Step 5: Solve for x
    x = 47,834,273.39/8,865.54
  6. Step 6: Final answer
    x = 5,395.53

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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.