Home / 11,249.84-15,519.62-6,533.21

Finding the Fourth Proportional to 11,249.84, 15,519.62 and 6,533.21

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Solution

The fourth proportional to 11,249.84, 15,519.62 and 6,533.21 is: 9,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.84 : 15,519.62 = 6,533.21 : x
  2. Step 2: Convert to fraction form
    11,249.84/15,519.62 = 6,533.21/x
  3. Step 3: Cross multiply
    11,249.84x = 15,519.62 × 6,533.21
  4. Step 4: Simplify right side
    11,249.84x = 101,392,936.58
  5. Step 5: Solve for x
    x = 101,392,936.58/11,249.84
  6. Step 6: Final answer
    x = 9,012.83

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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.