Home / 2,905.22-4,359.54-1,150.39

Finding the Fourth Proportional to 2,905.22, 4,359.54 and 1,150.39

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Solution

The fourth proportional to 2,905.22, 4,359.54 and 1,150.39 is: 1,726.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.22 : 4,359.54 = 1,150.39 : x
  2. Step 2: Convert to fraction form
    2,905.22/4,359.54 = 1,150.39/x
  3. Step 3: Cross multiply
    2,905.22x = 4,359.54 × 1,150.39
  4. Step 4: Simplify right side
    2,905.22x = 5,015,171.22
  5. Step 5: Solve for x
    x = 5,015,171.22/2,905.22
  6. Step 6: Final answer
    x = 1,726.26

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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.