Home / 2,905.73-4,358.61-2,741.70

Finding the Fourth Proportional to 2,905.73, 4,358.61 and 2,741.70

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Solution

The fourth proportional to 2,905.73, 4,358.61 and 2,741.70 is: 4,112.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.73 : 4,358.61 = 2,741.70 : x
  2. Step 2: Convert to fraction form
    2,905.73/4,358.61 = 2,741.70/x
  3. Step 3: Cross multiply
    2,905.73x = 4,358.61 × 2,741.70
  4. Step 4: Simplify right side
    2,905.73x = 11,950,001.04
  5. Step 5: Solve for x
    x = 11,950,001.04/2,905.73
  6. Step 6: Final answer
    x = 4,112.57

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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.