Home / 2,318.76-3,475.74-1,163.88

Finding the Fourth Proportional to 2,318.76, 3,475.74 and 1,163.88

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Solution

The fourth proportional to 2,318.76, 3,475.74 and 1,163.88 is: 1,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.76 : 3,475.74 = 1,163.88 : x
  2. Step 2: Convert to fraction form
    2,318.76/3,475.74 = 1,163.88/x
  3. Step 3: Cross multiply
    2,318.76x = 3,475.74 × 1,163.88
  4. Step 4: Simplify right side
    2,318.76x = 4,045,344.27
  5. Step 5: Solve for x
    x = 4,045,344.27/2,318.76
  6. Step 6: Final answer
    x = 1,744.62

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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.