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Finding the Fourth Proportional to 11,468.99, 17,203.03 and 3,148.98

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Solution

The fourth proportional to 11,468.99, 17,203.03 and 3,148.98 is: 4,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.99 : 17,203.03 = 3,148.98 : x
  2. Step 2: Convert to fraction form
    11,468.99/17,203.03 = 3,148.98/x
  3. Step 3: Cross multiply
    11,468.99x = 17,203.03 × 3,148.98
  4. Step 4: Simplify right side
    11,468.99x = 54,171,942.74
  5. Step 5: Solve for x
    x = 54,171,942.74/11,468.99
  6. Step 6: Final answer
    x = 4,723.34

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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.