Home / 11,385.32-17,083.26-4,813.04

Finding the Fourth Proportional to 11,385.32, 17,083.26 and 4,813.04

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Solution

The fourth proportional to 11,385.32, 17,083.26 and 4,813.04 is: 7,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385.32 : 17,083.26 = 4,813.04 : x
  2. Step 2: Convert to fraction form
    11,385.32/17,083.26 = 4,813.04/x
  3. Step 3: Cross multiply
    11,385.32x = 17,083.26 × 4,813.04
  4. Step 4: Simplify right side
    11,385.32x = 82,222,413.71
  5. Step 5: Solve for x
    x = 82,222,413.71/11,385.32
  6. Step 6: Final answer
    x = 7,221.79

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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.