Home / 8,669.82-13,004.72-2,826.88

Finding the Fourth Proportional to 8,669.82, 13,004.72 and 2,826.88

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Solution

The fourth proportional to 8,669.82, 13,004.72 and 2,826.88 is: 4,240.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.82 : 13,004.72 = 2,826.88 : x
  2. Step 2: Convert to fraction form
    8,669.82/13,004.72 = 2,826.88/x
  3. Step 3: Cross multiply
    8,669.82x = 13,004.72 × 2,826.88
  4. Step 4: Simplify right side
    8,669.82x = 36,762,782.87
  5. Step 5: Solve for x
    x = 36,762,782.87/8,669.82
  6. Step 6: Final answer
    x = 4,240.32

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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.