Home / 2,905.28-4,361.04-1,175.04

Finding the Fourth Proportional to 2,905.28, 4,361.04 and 1,175.04

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Solution

The fourth proportional to 2,905.28, 4,361.04 and 1,175.04 is: 1,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.28 : 4,361.04 = 1,175.04 : x
  2. Step 2: Convert to fraction form
    2,905.28/4,361.04 = 1,175.04/x
  3. Step 3: Cross multiply
    2,905.28x = 4,361.04 × 1,175.04
  4. Step 4: Simplify right side
    2,905.28x = 5,124,396.44
  5. Step 5: Solve for x
    x = 5,124,396.44/2,905.28
  6. Step 6: Final answer
    x = 1,763.82

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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.