Home / 4,649.09-6,972.84-1,361.43

Finding the Fourth Proportional to 4,649.09, 6,972.84 and 1,361.43

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Solution

The fourth proportional to 4,649.09, 6,972.84 and 1,361.43 is: 2,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.09 : 6,972.84 = 1,361.43 : x
  2. Step 2: Convert to fraction form
    4,649.09/6,972.84 = 1,361.43/x
  3. Step 3: Cross multiply
    4,649.09x = 6,972.84 × 1,361.43
  4. Step 4: Simplify right side
    4,649.09x = 9,493,033.56
  5. Step 5: Solve for x
    x = 9,493,033.56/4,649.09
  6. Step 6: Final answer
    x = 2,041.91

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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.