Home / 2,253.04-3,380.75-1,157.41

Finding the Fourth Proportional to 2,253.04, 3,380.75 and 1,157.41

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Solution

The fourth proportional to 2,253.04, 3,380.75 and 1,157.41 is: 1,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.04 : 3,380.75 = 1,157.41 : x
  2. Step 2: Convert to fraction form
    2,253.04/3,380.75 = 1,157.41/x
  3. Step 3: Cross multiply
    2,253.04x = 3,380.75 × 1,157.41
  4. Step 4: Simplify right side
    2,253.04x = 3,912,913.86
  5. Step 5: Solve for x
    x = 3,912,913.86/2,253.04
  6. Step 6: Final answer
    x = 1,736.73

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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.