Home / 4,284.84-6,424.48-2,819.54

Finding the Fourth Proportional to 4,284.84, 6,424.48 and 2,819.54

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Solution

The fourth proportional to 4,284.84, 6,424.48 and 2,819.54 is: 4,227.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.84 : 6,424.48 = 2,819.54 : x
  2. Step 2: Convert to fraction form
    4,284.84/6,424.48 = 2,819.54/x
  3. Step 3: Cross multiply
    4,284.84x = 6,424.48 × 2,819.54
  4. Step 4: Simplify right side
    4,284.84x = 18,114,078.34
  5. Step 5: Solve for x
    x = 18,114,078.34/4,284.84
  6. Step 6: Final answer
    x = 4,227.48

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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.