Home / 4,119.12-6,181.08-1,523.84

Finding the Fourth Proportional to 4,119.12, 6,181.08 and 1,523.84

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Solution

The fourth proportional to 4,119.12, 6,181.08 and 1,523.84 is: 2,286.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.12 : 6,181.08 = 1,523.84 : x
  2. Step 2: Convert to fraction form
    4,119.12/6,181.08 = 1,523.84/x
  3. Step 3: Cross multiply
    4,119.12x = 6,181.08 × 1,523.84
  4. Step 4: Simplify right side
    4,119.12x = 9,418,976.95
  5. Step 5: Solve for x
    x = 9,418,976.95/4,119.12
  6. Step 6: Final answer
    x = 2,286.65

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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.