Home / 11,789.70-17,686.17-5,946.90

Finding the Fourth Proportional to 11,789.70, 17,686.17 and 5,946.90

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Solution

The fourth proportional to 11,789.70, 17,686.17 and 5,946.90 is: 8,921.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.70 : 17,686.17 = 5,946.90 : x
  2. Step 2: Convert to fraction form
    11,789.70/17,686.17 = 5,946.90/x
  3. Step 3: Cross multiply
    11,789.70x = 17,686.17 × 5,946.90
  4. Step 4: Simplify right side
    11,789.70x = 105,177,884.37
  5. Step 5: Solve for x
    x = 105,177,884.37/11,789.70
  6. Step 6: Final answer
    x = 8,921.17

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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.