Home / 3,157.45-4,357.32-1,741.19

Finding the Fourth Proportional to 3,157.45, 4,357.32 and 1,741.19

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Solution

The fourth proportional to 3,157.45, 4,357.32 and 1,741.19 is: 2,402.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.45 : 4,357.32 = 1,741.19 : x
  2. Step 2: Convert to fraction form
    3,157.45/4,357.32 = 1,741.19/x
  3. Step 3: Cross multiply
    3,157.45x = 4,357.32 × 1,741.19
  4. Step 4: Simplify right side
    3,157.45x = 7,586,922.01
  5. Step 5: Solve for x
    x = 7,586,922.01/3,157.45
  6. Step 6: Final answer
    x = 2,402.86

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