Home / 11,339.44-15,644.04-8,362.36

Finding the Fourth Proportional to 11,339.44, 15,644.04 and 8,362.36

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Solution

The fourth proportional to 11,339.44, 15,644.04 and 8,362.36 is: 11,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.44 : 15,644.04 = 8,362.36 : x
  2. Step 2: Convert to fraction form
    11,339.44/15,644.04 = 8,362.36/x
  3. Step 3: Cross multiply
    11,339.44x = 15,644.04 × 8,362.36
  4. Step 4: Simplify right side
    11,339.44x = 130,821,094.33
  5. Step 5: Solve for x
    x = 130,821,094.33/11,339.44
  6. Step 6: Final answer
    x = 11,536.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.