Home / 3,819.35-5,259.93-3,284.35

Finding the Fourth Proportional to 3,819.35, 5,259.93 and 3,284.35

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Solution

The fourth proportional to 3,819.35, 5,259.93 and 3,284.35 is: 4,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.35 : 5,259.93 = 3,284.35 : x
  2. Step 2: Convert to fraction form
    3,819.35/5,259.93 = 3,284.35/x
  3. Step 3: Cross multiply
    3,819.35x = 5,259.93 × 3,284.35
  4. Step 4: Simplify right side
    3,819.35x = 17,275,451.10
  5. Step 5: Solve for x
    x = 17,275,451.10/3,819.35
  6. Step 6: Final answer
    x = 4,523.14

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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.