Home / 11,738.70-16,199.17-7,261.27

Finding the Fourth Proportional to 11,738.70, 16,199.17 and 7,261.27

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Solution

The fourth proportional to 11,738.70, 16,199.17 and 7,261.27 is: 10,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,738.70 : 16,199.17 = 7,261.27 : x
  2. Step 2: Convert to fraction form
    11,738.70/16,199.17 = 7,261.27/x
  3. Step 3: Cross multiply
    11,738.70x = 16,199.17 × 7,261.27
  4. Step 4: Simplify right side
    11,738.70x = 117,626,488.49
  5. Step 5: Solve for x
    x = 117,626,488.49/11,738.70
  6. Step 6: Final answer
    x = 10,020.40

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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.