Home / 11,801.06-17,704.62-4,405.58

Finding the Fourth Proportional to 11,801.06, 17,704.62 and 4,405.58

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Solution

The fourth proportional to 11,801.06, 17,704.62 and 4,405.58 is: 6,609.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.06 : 17,704.62 = 4,405.58 : x
  2. Step 2: Convert to fraction form
    11,801.06/17,704.62 = 4,405.58/x
  3. Step 3: Cross multiply
    11,801.06x = 17,704.62 × 4,405.58
  4. Step 4: Simplify right side
    11,801.06x = 77,999,031.26
  5. Step 5: Solve for x
    x = 77,999,031.26/11,801.06
  6. Step 6: Final answer
    x = 6,609.50

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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.