Home / 11,129.31-16,694.48-6,195.23

Finding the Fourth Proportional to 11,129.31, 16,694.48 and 6,195.23

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Solution

The fourth proportional to 11,129.31, 16,694.48 and 6,195.23 is: 9,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.31 : 16,694.48 = 6,195.23 : x
  2. Step 2: Convert to fraction form
    11,129.31/16,694.48 = 6,195.23/x
  3. Step 3: Cross multiply
    11,129.31x = 16,694.48 × 6,195.23
  4. Step 4: Simplify right side
    11,129.31x = 103,426,137.95
  5. Step 5: Solve for x
    x = 103,426,137.95/11,129.31
  6. Step 6: Final answer
    x = 9,293.13

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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.