Home / 7,895.89-11,843.85-2,052.55

Finding the Fourth Proportional to 7,895.89, 11,843.85 and 2,052.55

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Solution

The fourth proportional to 7,895.89, 11,843.85 and 2,052.55 is: 3,078.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.89 : 11,843.85 = 2,052.55 : x
  2. Step 2: Convert to fraction form
    7,895.89/11,843.85 = 2,052.55/x
  3. Step 3: Cross multiply
    7,895.89x = 11,843.85 × 2,052.55
  4. Step 4: Simplify right side
    7,895.89x = 24,310,094.32
  5. Step 5: Solve for x
    x = 24,310,094.32/7,895.89
  6. Step 6: Final answer
    x = 3,078.83

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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.