Home / 11,184.55-16,778.94-3,688.54

Finding the Fourth Proportional to 11,184.55, 16,778.94 and 3,688.54

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Solution

The fourth proportional to 11,184.55, 16,778.94 and 3,688.54 is: 5,533.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.55 : 16,778.94 = 3,688.54 : x
  2. Step 2: Convert to fraction form
    11,184.55/16,778.94 = 3,688.54/x
  3. Step 3: Cross multiply
    11,184.55x = 16,778.94 × 3,688.54
  4. Step 4: Simplify right side
    11,184.55x = 61,889,791.35
  5. Step 5: Solve for x
    x = 61,889,791.35/11,184.55
  6. Step 6: Final answer
    x = 5,533.51

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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.