Home / 9,877.35-14,815.87-2,481.81

Finding the Fourth Proportional to 9,877.35, 14,815.87 and 2,481.81

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Solution

The fourth proportional to 9,877.35, 14,815.87 and 2,481.81 is: 3,722.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877.35 : 14,815.87 = 2,481.81 : x
  2. Step 2: Convert to fraction form
    9,877.35/14,815.87 = 2,481.81/x
  3. Step 3: Cross multiply
    9,877.35x = 14,815.87 × 2,481.81
  4. Step 4: Simplify right side
    9,877.35x = 36,770,244.55
  5. Step 5: Solve for x
    x = 36,770,244.55/9,877.35
  6. Step 6: Final answer
    x = 3,722.68

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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.