Home / 9,049.68-13,578.48-4,119.84

Finding the Fourth Proportional to 9,049.68, 13,578.48 and 4,119.84

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Solution

The fourth proportional to 9,049.68, 13,578.48 and 4,119.84 is: 6,181.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.68 : 13,578.48 = 4,119.84 : x
  2. Step 2: Convert to fraction form
    9,049.68/13,578.48 = 4,119.84/x
  3. Step 3: Cross multiply
    9,049.68x = 13,578.48 × 4,119.84
  4. Step 4: Simplify right side
    9,049.68x = 55,941,165.04
  5. Step 5: Solve for x
    x = 55,941,165.04/9,049.68
  6. Step 6: Final answer
    x = 6,181.56

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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.