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Finding the Fourth Proportional to 9,064.69, 13,575.21 and 8,025.91

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Solution

The fourth proportional to 9,064.69, 13,575.21 and 8,025.91 is: 12,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.69 : 13,575.21 = 8,025.91 : x
  2. Step 2: Convert to fraction form
    9,064.69/13,575.21 = 8,025.91/x
  3. Step 3: Cross multiply
    9,064.69x = 13,575.21 × 8,025.91
  4. Step 4: Simplify right side
    9,064.69x = 108,953,413.69
  5. Step 5: Solve for x
    x = 108,953,413.69/9,064.69
  6. Step 6: Final answer
    x = 12,019.54

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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.