Home / 11,969.07-17,953.58-3,203.99

Finding the Fourth Proportional to 11,969.07, 17,953.58 and 3,203.99

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Solution

The fourth proportional to 11,969.07, 17,953.58 and 3,203.99 is: 4,805.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.07 : 17,953.58 = 3,203.99 : x
  2. Step 2: Convert to fraction form
    11,969.07/17,953.58 = 3,203.99/x
  3. Step 3: Cross multiply
    11,969.07x = 17,953.58 × 3,203.99
  4. Step 4: Simplify right side
    11,969.07x = 57,522,985.00
  5. Step 5: Solve for x
    x = 57,522,985.00/11,969.07
  6. Step 6: Final answer
    x = 4,805.97

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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.