Home / 10,936.90-16,413.45-4,367.80

Finding the Fourth Proportional to 10,936.90, 16,413.45 and 4,367.80

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Solution

The fourth proportional to 10,936.90, 16,413.45 and 4,367.80 is: 6,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.90 : 16,413.45 = 4,367.80 : x
  2. Step 2: Convert to fraction form
    10,936.90/16,413.45 = 4,367.80/x
  3. Step 3: Cross multiply
    10,936.90x = 16,413.45 × 4,367.80
  4. Step 4: Simplify right side
    10,936.90x = 71,690,666.91
  5. Step 5: Solve for x
    x = 71,690,666.91/10,936.90
  6. Step 6: Final answer
    x = 6,554.93

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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.