Home / 4,135.31-6,203.35-1,361.99

Finding the Fourth Proportional to 4,135.31, 6,203.35 and 1,361.99

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Solution

The fourth proportional to 4,135.31, 6,203.35 and 1,361.99 is: 2,043.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.31 : 6,203.35 = 1,361.99 : x
  2. Step 2: Convert to fraction form
    4,135.31/6,203.35 = 1,361.99/x
  3. Step 3: Cross multiply
    4,135.31x = 6,203.35 × 1,361.99
  4. Step 4: Simplify right side
    4,135.31x = 8,448,869.65
  5. Step 5: Solve for x
    x = 8,448,869.65/4,135.31
  6. Step 6: Final answer
    x = 2,043.11

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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.