Home / 5,170.94-7,757.62-1,884.06

Finding the Fourth Proportional to 5,170.94, 7,757.62 and 1,884.06

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Solution

The fourth proportional to 5,170.94, 7,757.62 and 1,884.06 is: 2,826.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.94 : 7,757.62 = 1,884.06 : x
  2. Step 2: Convert to fraction form
    5,170.94/7,757.62 = 1,884.06/x
  3. Step 3: Cross multiply
    5,170.94x = 7,757.62 × 1,884.06
  4. Step 4: Simplify right side
    5,170.94x = 14,615,827.42
  5. Step 5: Solve for x
    x = 14,615,827.42/5,170.94
  6. Step 6: Final answer
    x = 2,826.53

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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.