Home / 3,012.24-4,156.82-1,685.96

Finding the Fourth Proportional to 3,012.24, 4,156.82 and 1,685.96

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Solution

The fourth proportional to 3,012.24, 4,156.82 and 1,685.96 is: 2,326.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.24 : 4,156.82 = 1,685.96 : x
  2. Step 2: Convert to fraction form
    3,012.24/4,156.82 = 1,685.96/x
  3. Step 3: Cross multiply
    3,012.24x = 4,156.82 × 1,685.96
  4. Step 4: Simplify right side
    3,012.24x = 7,008,232.25
  5. Step 5: Solve for x
    x = 7,008,232.25/3,012.24
  6. Step 6: Final answer
    x = 2,326.58

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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.