Home / 11,889.19-17,825.37-5,222.44

Finding the Fourth Proportional to 11,889.19, 17,825.37 and 5,222.44

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Solution

The fourth proportional to 11,889.19, 17,825.37 and 5,222.44 is: 7,829.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889.19 : 17,825.37 = 5,222.44 : x
  2. Step 2: Convert to fraction form
    11,889.19/17,825.37 = 5,222.44/x
  3. Step 3: Cross multiply
    11,889.19x = 17,825.37 × 5,222.44
  4. Step 4: Simplify right side
    11,889.19x = 93,091,925.30
  5. Step 5: Solve for x
    x = 93,091,925.30/11,889.19
  6. Step 6: Final answer
    x = 7,829.96

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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.