Home / 8,711.37-13,067.64-2,868.03

Finding the Fourth Proportional to 8,711.37, 13,067.64 and 2,868.03

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Solution

The fourth proportional to 8,711.37, 13,067.64 and 2,868.03 is: 4,302.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.37 : 13,067.64 = 2,868.03 : x
  2. Step 2: Convert to fraction form
    8,711.37/13,067.64 = 2,868.03/x
  3. Step 3: Cross multiply
    8,711.37x = 13,067.64 × 2,868.03
  4. Step 4: Simplify right side
    8,711.37x = 37,478,383.55
  5. Step 5: Solve for x
    x = 37,478,383.55/8,711.37
  6. Step 6: Final answer
    x = 4,302.24

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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.