Home / 5,467.24-8,189.02-3,387.78

Finding the Fourth Proportional to 5,467.24, 8,189.02 and 3,387.78

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Solution

The fourth proportional to 5,467.24, 8,189.02 and 3,387.78 is: 5,074.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.24 : 8,189.02 = 3,387.78 : x
  2. Step 2: Convert to fraction form
    5,467.24/8,189.02 = 3,387.78/x
  3. Step 3: Cross multiply
    5,467.24x = 8,189.02 × 3,387.78
  4. Step 4: Simplify right side
    5,467.24x = 27,742,598.18
  5. Step 5: Solve for x
    x = 27,742,598.18/5,467.24
  6. Step 6: Final answer
    x = 5,074.33

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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.