Home / 3,328.66-4,992.64-1,137.56

Finding the Fourth Proportional to 3,328.66, 4,992.64 and 1,137.56

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Solution

The fourth proportional to 3,328.66, 4,992.64 and 1,137.56 is: 1,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.66 : 4,992.64 = 1,137.56 : x
  2. Step 2: Convert to fraction form
    3,328.66/4,992.64 = 1,137.56/x
  3. Step 3: Cross multiply
    3,328.66x = 4,992.64 × 1,137.56
  4. Step 4: Simplify right side
    3,328.66x = 5,679,427.56
  5. Step 5: Solve for x
    x = 5,679,427.56/3,328.66
  6. Step 6: Final answer
    x = 1,706.22

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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.