Home / 1,771.26-2,655.97-1,040.43

Finding the Fourth Proportional to 1,771.26, 2,655.97 and 1,040.43

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Solution

The fourth proportional to 1,771.26, 2,655.97 and 1,040.43 is: 1,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.26 : 2,655.97 = 1,040.43 : x
  2. Step 2: Convert to fraction form
    1,771.26/2,655.97 = 1,040.43/x
  3. Step 3: Cross multiply
    1,771.26x = 2,655.97 × 1,040.43
  4. Step 4: Simplify right side
    1,771.26x = 2,763,350.87
  5. Step 5: Solve for x
    x = 2,763,350.87/1,771.26
  6. Step 6: Final answer
    x = 1,560.10

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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.