Home / 5,463.75-8,195.63-1,359.75

Finding the Fourth Proportional to 5,463.75, 8,195.63 and 1,359.75

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Solution

The fourth proportional to 5,463.75, 8,195.63 and 1,359.75 is: 2,039.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.75 : 8,195.63 = 1,359.75 : x
  2. Step 2: Convert to fraction form
    5,463.75/8,195.63 = 1,359.75/x
  3. Step 3: Cross multiply
    5,463.75x = 8,195.63 × 1,359.75
  4. Step 4: Simplify right side
    5,463.75x = 11,144,007.89
  5. Step 5: Solve for x
    x = 11,144,007.89/5,463.75
  6. Step 6: Final answer
    x = 2,039.63

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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.