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Finding the Fourth Proportional to 8,866.06, 13,303.72 and 5,745.25

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Solution

The fourth proportional to 8,866.06, 13,303.72 and 5,745.25 is: 8,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.06 : 13,303.72 = 5,745.25 : x
  2. Step 2: Convert to fraction form
    8,866.06/13,303.72 = 5,745.25/x
  3. Step 3: Cross multiply
    8,866.06x = 13,303.72 × 5,745.25
  4. Step 4: Simplify right side
    8,866.06x = 76,433,197.33
  5. Step 5: Solve for x
    x = 76,433,197.33/8,866.06
  6. Step 6: Final answer
    x = 8,620.88

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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.