Home / 11,445.37-17,175.75-4,049.80

Finding the Fourth Proportional to 11,445.37, 17,175.75 and 4,049.80

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Solution

The fourth proportional to 11,445.37, 17,175.75 and 4,049.80 is: 6,077.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445.37 : 17,175.75 = 4,049.80 : x
  2. Step 2: Convert to fraction form
    11,445.37/17,175.75 = 4,049.80/x
  3. Step 3: Cross multiply
    11,445.37x = 17,175.75 × 4,049.80
  4. Step 4: Simplify right side
    11,445.37x = 69,558,352.35
  5. Step 5: Solve for x
    x = 69,558,352.35/11,445.37
  6. Step 6: Final answer
    x = 6,077.42

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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.