Home / 11,946.28-17,912.13-4,924.12

Finding the Fourth Proportional to 11,946.28, 17,912.13 and 4,924.12

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Solution

The fourth proportional to 11,946.28, 17,912.13 and 4,924.12 is: 7,383.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946.28 : 17,912.13 = 4,924.12 : x
  2. Step 2: Convert to fraction form
    11,946.28/17,912.13 = 4,924.12/x
  3. Step 3: Cross multiply
    11,946.28x = 17,912.13 × 4,924.12
  4. Step 4: Simplify right side
    11,946.28x = 88,201,477.58
  5. Step 5: Solve for x
    x = 88,201,477.58/11,946.28
  6. Step 6: Final answer
    x = 7,383.18

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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.