Home / 4,819.23-6,650.73-3,638.25

Finding the Fourth Proportional to 4,819.23, 6,650.73 and 3,638.25

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Solution

The fourth proportional to 4,819.23, 6,650.73 and 3,638.25 is: 5,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.23 : 6,650.73 = 3,638.25 : x
  2. Step 2: Convert to fraction form
    4,819.23/6,650.73 = 3,638.25/x
  3. Step 3: Cross multiply
    4,819.23x = 6,650.73 × 3,638.25
  4. Step 4: Simplify right side
    4,819.23x = 24,197,018.42
  5. Step 5: Solve for x
    x = 24,197,018.42/4,819.23
  6. Step 6: Final answer
    x = 5,020.93

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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.