Home / 8,763.37-13,137.24-3,215.42

Finding the Fourth Proportional to 8,763.37, 13,137.24 and 3,215.42

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Solution

The fourth proportional to 8,763.37, 13,137.24 and 3,215.42 is: 4,820.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763.37 : 13,137.24 = 3,215.42 : x
  2. Step 2: Convert to fraction form
    8,763.37/13,137.24 = 3,215.42/x
  3. Step 3: Cross multiply
    8,763.37x = 13,137.24 × 3,215.42
  4. Step 4: Simplify right side
    8,763.37x = 42,241,744.24
  5. Step 5: Solve for x
    x = 42,241,744.24/8,763.37
  6. Step 6: Final answer
    x = 4,820.26

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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.