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Finding the Fourth Proportional to 6,282.60, 9,413.10 and 5,310.60

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Solution

The fourth proportional to 6,282.60, 9,413.10 and 5,310.60 is: 7,956.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282.60 : 9,413.10 = 5,310.60 : x
  2. Step 2: Convert to fraction form
    6,282.60/9,413.10 = 5,310.60/x
  3. Step 3: Cross multiply
    6,282.60x = 9,413.10 × 5,310.60
  4. Step 4: Simplify right side
    6,282.60x = 49,989,208.86
  5. Step 5: Solve for x
    x = 49,989,208.86/6,282.60
  6. Step 6: Final answer
    x = 7,956.77

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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.