Home / 10,778.23-16,163.31-3,756.44

Finding the Fourth Proportional to 10,778.23, 16,163.31 and 3,756.44

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Solution

The fourth proportional to 10,778.23, 16,163.31 and 3,756.44 is: 5,633.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.23 : 16,163.31 = 3,756.44 : x
  2. Step 2: Convert to fraction form
    10,778.23/16,163.31 = 3,756.44/x
  3. Step 3: Cross multiply
    10,778.23x = 16,163.31 × 3,756.44
  4. Step 4: Simplify right side
    10,778.23x = 60,716,558.71
  5. Step 5: Solve for x
    x = 60,716,558.71/10,778.23
  6. Step 6: Final answer
    x = 5,633.26

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1.5x scale

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.