Home / 10,650.82-15,977.19-2,859.58

Finding the Fourth Proportional to 10,650.82, 15,977.19 and 2,859.58

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Solution

The fourth proportional to 10,650.82, 15,977.19 and 2,859.58 is: 4,289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650.82 : 15,977.19 = 2,859.58 : x
  2. Step 2: Convert to fraction form
    10,650.82/15,977.19 = 2,859.58/x
  3. Step 3: Cross multiply
    10,650.82x = 15,977.19 × 2,859.58
  4. Step 4: Simplify right side
    10,650.82x = 45,688,052.98
  5. Step 5: Solve for x
    x = 45,688,052.98/10,650.82
  6. Step 6: Final answer
    x = 4,289.63

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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.