Home / 11,949.12-17,926.79-4,549.57

Finding the Fourth Proportional to 11,949.12, 17,926.79 and 4,549.57

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Solution

The fourth proportional to 11,949.12, 17,926.79 and 4,549.57 is: 6,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.12 : 17,926.79 = 4,549.57 : x
  2. Step 2: Convert to fraction form
    11,949.12/17,926.79 = 4,549.57/x
  3. Step 3: Cross multiply
    11,949.12x = 17,926.79 × 4,549.57
  4. Step 4: Simplify right side
    11,949.12x = 81,559,118.42
  5. Step 5: Solve for x
    x = 81,559,118.42/11,949.12
  6. Step 6: Final answer
    x = 6,825.53

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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.