Home / 11,550.60-17,325.90-4,163.40

Finding the Fourth Proportional to 11,550.60, 17,325.90 and 4,163.40

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Solution

The fourth proportional to 11,550.60, 17,325.90 and 4,163.40 is: 6,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.60 : 17,325.90 = 4,163.40 : x
  2. Step 2: Convert to fraction form
    11,550.60/17,325.90 = 4,163.40/x
  3. Step 3: Cross multiply
    11,550.60x = 17,325.90 × 4,163.40
  4. Step 4: Simplify right side
    11,550.60x = 72,134,652.06
  5. Step 5: Solve for x
    x = 72,134,652.06/11,550.60
  6. Step 6: Final answer
    x = 6,245.10

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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.