Home / 11,064.08-15,256.89-8,546.60

Finding the Fourth Proportional to 11,064.08, 15,256.89 and 8,546.60

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Solution

The fourth proportional to 11,064.08, 15,256.89 and 8,546.60 is: 11,785.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064.08 : 15,256.89 = 8,546.60 : x
  2. Step 2: Convert to fraction form
    11,064.08/15,256.89 = 8,546.60/x
  3. Step 3: Cross multiply
    11,064.08x = 15,256.89 × 8,546.60
  4. Step 4: Simplify right side
    11,064.08x = 130,394,536.07
  5. Step 5: Solve for x
    x = 130,394,536.07/11,064.08
  6. Step 6: Final answer
    x = 11,785.39

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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.