Home / 2,682.20-4,023.30-2,322.20

Finding the Fourth Proportional to 2,682.20, 4,023.30 and 2,322.20

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Solution

The fourth proportional to 2,682.20, 4,023.30 and 2,322.20 is: 3,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.20 : 4,023.30 = 2,322.20 : x
  2. Step 2: Convert to fraction form
    2,682.20/4,023.30 = 2,322.20/x
  3. Step 3: Cross multiply
    2,682.20x = 4,023.30 × 2,322.20
  4. Step 4: Simplify right side
    2,682.20x = 9,342,907.26
  5. Step 5: Solve for x
    x = 9,342,907.26/2,682.20
  6. Step 6: Final answer
    x = 3,483.30

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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.