Home / 5,251.56-7,877.96-1,741.88

Finding the Fourth Proportional to 5,251.56, 7,877.96 and 1,741.88

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Solution

The fourth proportional to 5,251.56, 7,877.96 and 1,741.88 is: 2,613.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.56 : 7,877.96 = 1,741.88 : x
  2. Step 2: Convert to fraction form
    5,251.56/7,877.96 = 1,741.88/x
  3. Step 3: Cross multiply
    5,251.56x = 7,877.96 × 1,741.88
  4. Step 4: Simplify right side
    5,251.56x = 13,722,412.87
  5. Step 5: Solve for x
    x = 13,722,412.87/5,251.56
  6. Step 6: Final answer
    x = 2,613.02

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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.