Home / 11,147.24-16,710.90-4,226.60

Finding the Fourth Proportional to 11,147.24, 16,710.90 and 4,226.60

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Solution

The fourth proportional to 11,147.24, 16,710.90 and 4,226.60 is: 6,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,147.24 : 16,710.90 = 4,226.60 : x
  2. Step 2: Convert to fraction form
    11,147.24/16,710.90 = 4,226.60/x
  3. Step 3: Cross multiply
    11,147.24x = 16,710.90 × 4,226.60
  4. Step 4: Simplify right side
    11,147.24x = 70,630,289.94
  5. Step 5: Solve for x
    x = 70,630,289.94/11,147.24
  6. Step 6: Final answer
    x = 6,336.12

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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.