Home / 11,083.22-15,300.48-8,559.66

Finding the Fourth Proportional to 11,083.22, 15,300.48 and 8,559.66

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Solution

The fourth proportional to 11,083.22, 15,300.48 and 8,559.66 is: 11,816.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.22 : 15,300.48 = 8,559.66 : x
  2. Step 2: Convert to fraction form
    11,083.22/15,300.48 = 8,559.66/x
  3. Step 3: Cross multiply
    11,083.22x = 15,300.48 × 8,559.66
  4. Step 4: Simplify right side
    11,083.22x = 130,966,906.64
  5. Step 5: Solve for x
    x = 130,966,906.64/11,083.22
  6. Step 6: Final answer
    x = 11,816.68

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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.