Home / 5,056.57-7,584.31-1,769.72

Finding the Fourth Proportional to 5,056.57, 7,584.31 and 1,769.72

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Solution

The fourth proportional to 5,056.57, 7,584.31 and 1,769.72 is: 2,654.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.57 : 7,584.31 = 1,769.72 : x
  2. Step 2: Convert to fraction form
    5,056.57/7,584.31 = 1,769.72/x
  3. Step 3: Cross multiply
    5,056.57x = 7,584.31 × 1,769.72
  4. Step 4: Simplify right side
    5,056.57x = 13,422,096.24
  5. Step 5: Solve for x
    x = 13,422,096.24/5,056.57
  6. Step 6: Final answer
    x = 2,654.39

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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.