Home / 8,732.93-13,107.63-5,813.28

Finding the Fourth Proportional to 8,732.93, 13,107.63 and 5,813.28

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Solution

The fourth proportional to 8,732.93, 13,107.63 and 5,813.28 is: 8,725.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.93 : 13,107.63 = 5,813.28 : x
  2. Step 2: Convert to fraction form
    8,732.93/13,107.63 = 5,813.28/x
  3. Step 3: Cross multiply
    8,732.93x = 13,107.63 × 5,813.28
  4. Step 4: Simplify right side
    8,732.93x = 76,198,323.33
  5. Step 5: Solve for x
    x = 76,198,323.33/8,732.93
  6. Step 6: Final answer
    x = 8,725.41

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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.