Home / 11,413.30-17,105.12-4,650.99

Finding the Fourth Proportional to 11,413.30, 17,105.12 and 4,650.99

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Solution

The fourth proportional to 11,413.30, 17,105.12 and 4,650.99 is: 6,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,413.30 : 17,105.12 = 4,650.99 : x
  2. Step 2: Convert to fraction form
    11,413.30/17,105.12 = 4,650.99/x
  3. Step 3: Cross multiply
    11,413.30x = 17,105.12 × 4,650.99
  4. Step 4: Simplify right side
    11,413.30x = 79,555,742.07
  5. Step 5: Solve for x
    x = 79,555,742.07/11,413.30
  6. Step 6: Final answer
    x = 6,970.44

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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.