Home / 11,485.07-17,229.22-4,087.34

Finding the Fourth Proportional to 11,485.07, 17,229.22 and 4,087.34

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Solution

The fourth proportional to 11,485.07, 17,229.22 and 4,087.34 is: 6,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.07 : 17,229.22 = 4,087.34 : x
  2. Step 2: Convert to fraction form
    11,485.07/17,229.22 = 4,087.34/x
  3. Step 3: Cross multiply
    11,485.07x = 17,229.22 × 4,087.34
  4. Step 4: Simplify right side
    11,485.07x = 70,421,583.71
  5. Step 5: Solve for x
    x = 70,421,583.71/11,485.07
  6. Step 6: Final answer
    x = 6,131.58

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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.