Home / 4,819.48-6,650.99-2,829.99

Finding the Fourth Proportional to 4,819.48, 6,650.99 and 2,829.99

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Solution

The fourth proportional to 4,819.48, 6,650.99 and 2,829.99 is: 3,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.48 : 6,650.99 = 2,829.99 : x
  2. Step 2: Convert to fraction form
    4,819.48/6,650.99 = 2,829.99/x
  3. Step 3: Cross multiply
    4,819.48x = 6,650.99 × 2,829.99
  4. Step 4: Simplify right side
    4,819.48x = 18,822,235.19
  5. Step 5: Solve for x
    x = 18,822,235.19/4,819.48
  6. Step 6: Final answer
    x = 3,905.45

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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.