Home / 11,467.21-17,200.83-3,147.34

Finding the Fourth Proportional to 11,467.21, 17,200.83 and 3,147.34

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Solution

The fourth proportional to 11,467.21, 17,200.83 and 3,147.34 is: 4,721.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.21 : 17,200.83 = 3,147.34 : x
  2. Step 2: Convert to fraction form
    11,467.21/17,200.83 = 3,147.34/x
  3. Step 3: Cross multiply
    11,467.21x = 17,200.83 × 3,147.34
  4. Step 4: Simplify right side
    11,467.21x = 54,136,860.29
  5. Step 5: Solve for x
    x = 54,136,860.29/11,467.21
  6. Step 6: Final answer
    x = 4,721.01

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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.