Home / 11,755.32-16,225.05-7,556.28

Finding the Fourth Proportional to 11,755.32, 16,225.05 and 7,556.28

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Solution

The fourth proportional to 11,755.32, 16,225.05 and 7,556.28 is: 10,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.32 : 16,225.05 = 7,556.28 : x
  2. Step 2: Convert to fraction form
    11,755.32/16,225.05 = 7,556.28/x
  3. Step 3: Cross multiply
    11,755.32x = 16,225.05 × 7,556.28
  4. Step 4: Simplify right side
    11,755.32x = 122,601,020.81
  5. Step 5: Solve for x
    x = 122,601,020.81/11,755.32
  6. Step 6: Final answer
    x = 10,429.41

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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.