Home / 5,675.38-7,832.67-3,317.38

Finding the Fourth Proportional to 5,675.38, 7,832.67 and 3,317.38

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Solution

The fourth proportional to 5,675.38, 7,832.67 and 3,317.38 is: 4,578.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.38 : 7,832.67 = 3,317.38 : x
  2. Step 2: Convert to fraction form
    5,675.38/7,832.67 = 3,317.38/x
  3. Step 3: Cross multiply
    5,675.38x = 7,832.67 × 3,317.38
  4. Step 4: Simplify right side
    5,675.38x = 25,983,942.80
  5. Step 5: Solve for x
    x = 25,983,942.80/5,675.38
  6. Step 6: Final answer
    x = 4,578.36

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1.5x scale

Why These Related Problems?

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