Home / 1,741.88-2,613.71-1,157.28

Finding the Fourth Proportional to 1,741.88, 2,613.71 and 1,157.28

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Solution

The fourth proportional to 1,741.88, 2,613.71 and 1,157.28 is: 1,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.88 : 2,613.71 = 1,157.28 : x
  2. Step 2: Convert to fraction form
    1,741.88/2,613.71 = 1,157.28/x
  3. Step 3: Cross multiply
    1,741.88x = 2,613.71 × 1,157.28
  4. Step 4: Simplify right side
    1,741.88x = 3,024,791.50
  5. Step 5: Solve for x
    x = 3,024,791.50/1,741.88
  6. Step 6: Final answer
    x = 1,736.51

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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.