Home / 5,181.33-7,769.26-3,798.05

Finding the Fourth Proportional to 5,181.33, 7,769.26 and 3,798.05

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Solution

The fourth proportional to 5,181.33, 7,769.26 and 3,798.05 is: 5,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.33 : 7,769.26 = 3,798.05 : x
  2. Step 2: Convert to fraction form
    5,181.33/7,769.26 = 3,798.05/x
  3. Step 3: Cross multiply
    5,181.33x = 7,769.26 × 3,798.05
  4. Step 4: Simplify right side
    5,181.33x = 29,508,018.95
  5. Step 5: Solve for x
    x = 29,508,018.95/5,181.33
  6. Step 6: Final answer
    x = 5,695.07

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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.