Home / 3,313.46-4,955.60-1,923.21

Finding the Fourth Proportional to 3,313.46, 4,955.60 and 1,923.21

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Solution

The fourth proportional to 3,313.46, 4,955.60 and 1,923.21 is: 2,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.46 : 4,955.60 = 1,923.21 : x
  2. Step 2: Convert to fraction form
    3,313.46/4,955.60 = 1,923.21/x
  3. Step 3: Cross multiply
    3,313.46x = 4,955.60 × 1,923.21
  4. Step 4: Simplify right side
    3,313.46x = 9,530,664.28
  5. Step 5: Solve for x
    x = 9,530,664.28/3,313.46
  6. Step 6: Final answer
    x = 2,876.35

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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.