Home / 11,383.07-15,706.41-6,908.83

Finding the Fourth Proportional to 11,383.07, 15,706.41 and 6,908.83

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Solution

The fourth proportional to 11,383.07, 15,706.41 and 6,908.83 is: 9,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.07 : 15,706.41 = 6,908.83 : x
  2. Step 2: Convert to fraction form
    11,383.07/15,706.41 = 6,908.83/x
  3. Step 3: Cross multiply
    11,383.07x = 15,706.41 × 6,908.83
  4. Step 4: Simplify right side
    11,383.07x = 108,512,851.43
  5. Step 5: Solve for x
    x = 108,512,851.43/11,383.07
  6. Step 6: Final answer
    x = 9,532.83

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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.