Home / 12,251.19-16,906.12-6,946.36

Finding the Fourth Proportional to 12,251.19, 16,906.12 and 6,946.36

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Solution

The fourth proportional to 12,251.19, 16,906.12 and 6,946.36 is: 9,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251.19 : 16,906.12 = 6,946.36 : x
  2. Step 2: Convert to fraction form
    12,251.19/16,906.12 = 6,946.36/x
  3. Step 3: Cross multiply
    12,251.19x = 16,906.12 × 6,946.36
  4. Step 4: Simplify right side
    12,251.19x = 117,435,995.72
  5. Step 5: Solve for x
    x = 117,435,995.72/12,251.19
  6. Step 6: Final answer
    x = 9,585.68

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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.