Home / 7,848.59-11,771.60-2,581.97

Finding the Fourth Proportional to 7,848.59, 11,771.60 and 2,581.97

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Solution

The fourth proportional to 7,848.59, 11,771.60 and 2,581.97 is: 3,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.59 : 11,771.60 = 2,581.97 : x
  2. Step 2: Convert to fraction form
    7,848.59/11,771.60 = 2,581.97/x
  3. Step 3: Cross multiply
    7,848.59x = 11,771.60 × 2,581.97
  4. Step 4: Simplify right side
    7,848.59x = 30,393,846.28
  5. Step 5: Solve for x
    x = 30,393,846.28/7,848.59
  6. Step 6: Final answer
    x = 3,872.53

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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.