Home / 2,317.50-3,474.13-756.54

Finding the Fourth Proportional to 2,317.50, 3,474.13 and 756.54

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Solution

The fourth proportional to 2,317.50, 3,474.13 and 756.54 is: 1,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.50 : 3,474.13 = 756.54 : x
  2. Step 2: Convert to fraction form
    2,317.50/3,474.13 = 756.54/x
  3. Step 3: Cross multiply
    2,317.50x = 3,474.13 × 756.54
  4. Step 4: Simplify right side
    2,317.50x = 2,628,318.31
  5. Step 5: Solve for x
    x = 2,628,318.31/2,317.50
  6. Step 6: Final answer
    x = 1,134.12

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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.