Home / 7,413.60-11,104.20-6,592.80

Finding the Fourth Proportional to 7,413.60, 11,104.20 and 6,592.80

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Solution

The fourth proportional to 7,413.60, 11,104.20 and 6,592.80 is: 9,874.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.60 : 11,104.20 = 6,592.80 : x
  2. Step 2: Convert to fraction form
    7,413.60/11,104.20 = 6,592.80/x
  3. Step 3: Cross multiply
    7,413.60x = 11,104.20 × 6,592.80
  4. Step 4: Simplify right side
    7,413.60x = 73,207,769.76
  5. Step 5: Solve for x
    x = 73,207,769.76/7,413.60
  6. Step 6: Final answer
    x = 9,874.79

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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.