Home / 3,157.49-4,357.36-1,741.22

Finding the Fourth Proportional to 3,157.49, 4,357.36 and 1,741.22

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Solution

The fourth proportional to 3,157.49, 4,357.36 and 1,741.22 is: 2,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.49 : 4,357.36 = 1,741.22 : x
  2. Step 2: Convert to fraction form
    3,157.49/4,357.36 = 1,741.22/x
  3. Step 3: Cross multiply
    3,157.49x = 4,357.36 × 1,741.22
  4. Step 4: Simplify right side
    3,157.49x = 7,587,140.56
  5. Step 5: Solve for x
    x = 7,587,140.56/3,157.49
  6. Step 6: Final answer
    x = 2,402.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.