Home / 4,819.93-7,229.90-3,852.18

Finding the Fourth Proportional to 4,819.93, 7,229.90 and 3,852.18

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Solution

The fourth proportional to 4,819.93, 7,229.90 and 3,852.18 is: 5,778.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.93 : 7,229.90 = 3,852.18 : x
  2. Step 2: Convert to fraction form
    4,819.93/7,229.90 = 3,852.18/x
  3. Step 3: Cross multiply
    4,819.93x = 7,229.90 × 3,852.18
  4. Step 4: Simplify right side
    4,819.93x = 27,850,885.81
  5. Step 5: Solve for x
    x = 27,850,885.81/4,819.93
  6. Step 6: Final answer
    x = 5,778.28

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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.