Home / 11,467.02-17,200.56-3,147.15

Finding the Fourth Proportional to 11,467.02, 17,200.56 and 3,147.15

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Solution

The fourth proportional to 11,467.02, 17,200.56 and 3,147.15 is: 4,720.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.02 : 17,200.56 = 3,147.15 : x
  2. Step 2: Convert to fraction form
    11,467.02/17,200.56 = 3,147.15/x
  3. Step 3: Cross multiply
    11,467.02x = 17,200.56 × 3,147.15
  4. Step 4: Simplify right side
    11,467.02x = 54,132,742.40
  5. Step 5: Solve for x
    x = 54,132,742.40/11,467.02
  6. Step 6: Final answer
    x = 4,720.73

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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.