Home / 2,313.91-3,470.64-1,273.57

Finding the Fourth Proportional to 2,313.91, 3,470.64 and 1,273.57

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Solution

The fourth proportional to 2,313.91, 3,470.64 and 1,273.57 is: 1,910.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.91 : 3,470.64 = 1,273.57 : x
  2. Step 2: Convert to fraction form
    2,313.91/3,470.64 = 1,273.57/x
  3. Step 3: Cross multiply
    2,313.91x = 3,470.64 × 1,273.57
  4. Step 4: Simplify right side
    2,313.91x = 4,420,102.98
  5. Step 5: Solve for x
    x = 4,420,102.98/2,313.91
  6. Step 6: Final answer
    x = 1,910.23

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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.