Home / 11,087.72-16,629.78-4,513.64

Finding the Fourth Proportional to 11,087.72, 16,629.78 and 4,513.64

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Solution

The fourth proportional to 11,087.72, 16,629.78 and 4,513.64 is: 6,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.72 : 16,629.78 = 4,513.64 : x
  2. Step 2: Convert to fraction form
    11,087.72/16,629.78 = 4,513.64/x
  3. Step 3: Cross multiply
    11,087.72x = 16,629.78 × 4,513.64
  4. Step 4: Simplify right side
    11,087.72x = 75,060,840.20
  5. Step 5: Solve for x
    x = 75,060,840.20/11,087.72
  6. Step 6: Final answer
    x = 6,769.73

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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.