Home / 5,057.44-7,586.81-1,771.47

Finding the Fourth Proportional to 5,057.44, 7,586.81 and 1,771.47

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Solution

The fourth proportional to 5,057.44, 7,586.81 and 1,771.47 is: 2,657.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.44 : 7,586.81 = 1,771.47 : x
  2. Step 2: Convert to fraction form
    5,057.44/7,586.81 = 1,771.47/x
  3. Step 3: Cross multiply
    5,057.44x = 7,586.81 × 1,771.47
  4. Step 4: Simplify right side
    5,057.44x = 13,439,806.31
  5. Step 5: Solve for x
    x = 13,439,806.31/5,057.44
  6. Step 6: Final answer
    x = 2,657.43

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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.