Home / 2,317.42-3,475.84-757.29

Finding the Fourth Proportional to 2,317.42, 3,475.84 and 757.29

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Solution

The fourth proportional to 2,317.42, 3,475.84 and 757.29 is: 1,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.42 : 3,475.84 = 757.29 : x
  2. Step 2: Convert to fraction form
    2,317.42/3,475.84 = 757.29/x
  3. Step 3: Cross multiply
    2,317.42x = 3,475.84 × 757.29
  4. Step 4: Simplify right side
    2,317.42x = 2,632,233.56
  5. Step 5: Solve for x
    x = 2,632,233.56/2,317.42
  6. Step 6: Final answer
    x = 1,135.85

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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.