Home / 10,840.78-16,263.37-6,163.03

Finding the Fourth Proportional to 10,840.78, 16,263.37 and 6,163.03

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Solution

The fourth proportional to 10,840.78, 16,263.37 and 6,163.03 is: 9,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.78 : 16,263.37 = 6,163.03 : x
  2. Step 2: Convert to fraction form
    10,840.78/16,263.37 = 6,163.03/x
  3. Step 3: Cross multiply
    10,840.78x = 16,263.37 × 6,163.03
  4. Step 4: Simplify right side
    10,840.78x = 100,231,637.21
  5. Step 5: Solve for x
    x = 100,231,637.21/10,840.78
  6. Step 6: Final answer
    x = 9,245.80

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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.