Home / 3,232.31-4,844.75-1,380.65

Finding the Fourth Proportional to 3,232.31, 4,844.75 and 1,380.65

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Solution

The fourth proportional to 3,232.31, 4,844.75 and 1,380.65 is: 2,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.31 : 4,844.75 = 1,380.65 : x
  2. Step 2: Convert to fraction form
    3,232.31/4,844.75 = 1,380.65/x
  3. Step 3: Cross multiply
    3,232.31x = 4,844.75 × 1,380.65
  4. Step 4: Simplify right side
    3,232.31x = 6,688,872.96
  5. Step 5: Solve for x
    x = 6,688,872.96/3,232.31
  6. Step 6: Final answer
    x = 2,069.38

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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.