Home / 11,454.97-17,185.14-3,557.09

Finding the Fourth Proportional to 11,454.97, 17,185.14 and 3,557.09

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Solution

The fourth proportional to 11,454.97, 17,185.14 and 3,557.09 is: 5,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.97 : 17,185.14 = 3,557.09 : x
  2. Step 2: Convert to fraction form
    11,454.97/17,185.14 = 3,557.09/x
  3. Step 3: Cross multiply
    11,454.97x = 17,185.14 × 3,557.09
  4. Step 4: Simplify right side
    11,454.97x = 61,129,089.64
  5. Step 5: Solve for x
    x = 61,129,089.64/11,454.97
  6. Step 6: Final answer
    x = 5,336.47

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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.