Home / 11,083.49-15,295.22-7,104.61

Finding the Fourth Proportional to 11,083.49, 15,295.22 and 7,104.61

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Solution

The fourth proportional to 11,083.49, 15,295.22 and 7,104.61 is: 9,804.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.49 : 15,295.22 = 7,104.61 : x
  2. Step 2: Convert to fraction form
    11,083.49/15,295.22 = 7,104.61/x
  3. Step 3: Cross multiply
    11,083.49x = 15,295.22 × 7,104.61
  4. Step 4: Simplify right side
    11,083.49x = 108,666,611.20
  5. Step 5: Solve for x
    x = 108,666,611.20/11,083.49
  6. Step 6: Final answer
    x = 9,804.37

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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.