Home / 5,214.26-7,189.91-3,322.84

Finding the Fourth Proportional to 5,214.26, 7,189.91 and 3,322.84

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Solution

The fourth proportional to 5,214.26, 7,189.91 and 3,322.84 is: 4,581.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.26 : 7,189.91 = 3,322.84 : x
  2. Step 2: Convert to fraction form
    5,214.26/7,189.91 = 3,322.84/x
  3. Step 3: Cross multiply
    5,214.26x = 7,189.91 × 3,322.84
  4. Step 4: Simplify right side
    5,214.26x = 23,890,930.21
  5. Step 5: Solve for x
    x = 23,890,930.21/5,214.26
  6. Step 6: Final answer
    x = 4,581.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.