Home / 4,819.48-7,230.90-2,512.60

Finding the Fourth Proportional to 4,819.48, 7,230.90 and 2,512.60

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Solution

The fourth proportional to 4,819.48, 7,230.90 and 2,512.60 is: 3,769.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.48 : 7,230.90 = 2,512.60 : x
  2. Step 2: Convert to fraction form
    4,819.48/7,230.90 = 2,512.60/x
  3. Step 3: Cross multiply
    4,819.48x = 7,230.90 × 2,512.60
  4. Step 4: Simplify right side
    4,819.48x = 18,168,359.34
  5. Step 5: Solve for x
    x = 18,168,359.34/4,819.48
  6. Step 6: Final answer
    x = 3,769.78

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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.