Home / 3,284.56-4,530.90-2,104.30

Finding the Fourth Proportional to 3,284.56, 4,530.90 and 2,104.30

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Solution

The fourth proportional to 3,284.56, 4,530.90 and 2,104.30 is: 2,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.56 : 4,530.90 = 2,104.30 : x
  2. Step 2: Convert to fraction form
    3,284.56/4,530.90 = 2,104.30/x
  3. Step 3: Cross multiply
    3,284.56x = 4,530.90 × 2,104.30
  4. Step 4: Simplify right side
    3,284.56x = 9,534,372.87
  5. Step 5: Solve for x
    x = 9,534,372.87/3,284.56
  6. Step 6: Final answer
    x = 2,902.79

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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.