Home / 2,635.38-3,950.32-1,175.56

Finding the Fourth Proportional to 2,635.38, 3,950.32 and 1,175.56

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Solution

The fourth proportional to 2,635.38, 3,950.32 and 1,175.56 is: 1,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.38 : 3,950.32 = 1,175.56 : x
  2. Step 2: Convert to fraction form
    2,635.38/3,950.32 = 1,175.56/x
  3. Step 3: Cross multiply
    2,635.38x = 3,950.32 × 1,175.56
  4. Step 4: Simplify right side
    2,635.38x = 4,643,838.18
  5. Step 5: Solve for x
    x = 4,643,838.18/2,635.38
  6. Step 6: Final answer
    x = 1,762.11

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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.