Home / 4,630.40-6,945.96-1,343.54

Finding the Fourth Proportional to 4,630.40, 6,945.96 and 1,343.54

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Solution

The fourth proportional to 4,630.40, 6,945.96 and 1,343.54 is: 2,015.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.40 : 6,945.96 = 1,343.54 : x
  2. Step 2: Convert to fraction form
    4,630.40/6,945.96 = 1,343.54/x
  3. Step 3: Cross multiply
    4,630.40x = 6,945.96 × 1,343.54
  4. Step 4: Simplify right side
    4,630.40x = 9,332,175.10
  5. Step 5: Solve for x
    x = 9,332,175.10/4,630.40
  6. Step 6: Final answer
    x = 2,015.41

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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.