Home / 11,083.32-15,297.66-6,840.54

Finding the Fourth Proportional to 11,083.32, 15,297.66 and 6,840.54

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Solution

The fourth proportional to 11,083.32, 15,297.66 and 6,840.54 is: 9,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.32 : 15,297.66 = 6,840.54 : x
  2. Step 2: Convert to fraction form
    11,083.32/15,297.66 = 6,840.54/x
  3. Step 3: Cross multiply
    11,083.32x = 15,297.66 × 6,840.54
  4. Step 4: Simplify right side
    11,083.32x = 104,644,255.14
  5. Step 5: Solve for x
    x = 104,644,255.14/11,083.32
  6. Step 6: Final answer
    x = 9,441.60

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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.