Home / 4,819.56-6,650.22-2,723.40

Finding the Fourth Proportional to 4,819.56, 6,650.22 and 2,723.40

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Solution

The fourth proportional to 4,819.56, 6,650.22 and 2,723.40 is: 3,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.56 : 6,650.22 = 2,723.40 : x
  2. Step 2: Convert to fraction form
    4,819.56/6,650.22 = 2,723.40/x
  3. Step 3: Cross multiply
    4,819.56x = 6,650.22 × 2,723.40
  4. Step 4: Simplify right side
    4,819.56x = 18,111,209.15
  5. Step 5: Solve for x
    x = 18,111,209.15/4,819.56
  6. Step 6: Final answer
    x = 3,757.86

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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.