Home / 11,490.36-17,235.09-3,282.36

Finding the Fourth Proportional to 11,490.36, 17,235.09 and 3,282.36

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Solution

The fourth proportional to 11,490.36, 17,235.09 and 3,282.36 is: 4,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,490.36 : 17,235.09 = 3,282.36 : x
  2. Step 2: Convert to fraction form
    11,490.36/17,235.09 = 3,282.36/x
  3. Step 3: Cross multiply
    11,490.36x = 17,235.09 × 3,282.36
  4. Step 4: Simplify right side
    11,490.36x = 56,571,770.01
  5. Step 5: Solve for x
    x = 56,571,770.01/11,490.36
  6. Step 6: Final answer
    x = 4,923.41

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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.