Home / 4,388.12-6,567.24-3,418.64

Finding the Fourth Proportional to 4,388.12, 6,567.24 and 3,418.64

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Solution

The fourth proportional to 4,388.12, 6,567.24 and 3,418.64 is: 5,116.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.12 : 6,567.24 = 3,418.64 : x
  2. Step 2: Convert to fraction form
    4,388.12/6,567.24 = 3,418.64/x
  3. Step 3: Cross multiply
    4,388.12x = 6,567.24 × 3,418.64
  4. Step 4: Simplify right side
    4,388.12x = 22,451,029.35
  5. Step 5: Solve for x
    x = 22,451,029.35/4,388.12
  6. Step 6: Final answer
    x = 5,116.32

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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.