Home / 7,781.16-11,652.30-4,850.58

Finding the Fourth Proportional to 7,781.16, 11,652.30 and 4,850.58

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Solution

The fourth proportional to 7,781.16, 11,652.30 and 4,850.58 is: 7,263.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781.16 : 11,652.30 = 4,850.58 : x
  2. Step 2: Convert to fraction form
    7,781.16/11,652.30 = 4,850.58/x
  3. Step 3: Cross multiply
    7,781.16x = 11,652.30 × 4,850.58
  4. Step 4: Simplify right side
    7,781.16x = 56,520,413.33
  5. Step 5: Solve for x
    x = 56,520,413.33/7,781.16
  6. Step 6: Final answer
    x = 7,263.75

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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.