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Finding the Fourth Proportional to 8,600.52, 11,868.30 and 5,610.54

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Solution

The fourth proportional to 8,600.52, 11,868.30 and 5,610.54 is: 7,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.52 : 11,868.30 = 5,610.54 : x
  2. Step 2: Convert to fraction form
    8,600.52/11,868.30 = 5,610.54/x
  3. Step 3: Cross multiply
    8,600.52x = 11,868.30 × 5,610.54
  4. Step 4: Simplify right side
    8,600.52x = 66,587,571.88
  5. Step 5: Solve for x
    x = 66,587,571.88/8,600.52
  6. Step 6: Final answer
    x = 7,742.27

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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.