Home / 11,072.39-16,612.17-6,629.36

Finding the Fourth Proportional to 11,072.39, 16,612.17 and 6,629.36

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Solution

The fourth proportional to 11,072.39, 16,612.17 and 6,629.36 is: 9,946.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.39 : 16,612.17 = 6,629.36 : x
  2. Step 2: Convert to fraction form
    11,072.39/16,612.17 = 6,629.36/x
  3. Step 3: Cross multiply
    11,072.39x = 16,612.17 × 6,629.36
  4. Step 4: Simplify right side
    11,072.39x = 110,128,055.31
  5. Step 5: Solve for x
    x = 110,128,055.31/11,072.39
  6. Step 6: Final answer
    x = 9,946.19

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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.