Home / 4,819.02-6,651.48-3,144.61

Finding the Fourth Proportional to 4,819.02, 6,651.48 and 3,144.61

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Solution

The fourth proportional to 4,819.02, 6,651.48 and 3,144.61 is: 4,340.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.02 : 6,651.48 = 3,144.61 : x
  2. Step 2: Convert to fraction form
    4,819.02/6,651.48 = 3,144.61/x
  3. Step 3: Cross multiply
    4,819.02x = 6,651.48 × 3,144.61
  4. Step 4: Simplify right side
    4,819.02x = 20,916,310.52
  5. Step 5: Solve for x
    x = 20,916,310.52/4,819.02
  6. Step 6: Final answer
    x = 4,340.37

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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.