Home / 3,195.76-4,792.92-1,003.98

Finding the Fourth Proportional to 3,195.76, 4,792.92 and 1,003.98

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Solution

The fourth proportional to 3,195.76, 4,792.92 and 1,003.98 is: 1,505.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.76 : 4,792.92 = 1,003.98 : x
  2. Step 2: Convert to fraction form
    3,195.76/4,792.92 = 1,003.98/x
  3. Step 3: Cross multiply
    3,195.76x = 4,792.92 × 1,003.98
  4. Step 4: Simplify right side
    3,195.76x = 4,811,995.82
  5. Step 5: Solve for x
    x = 4,811,995.82/3,195.76
  6. Step 6: Final answer
    x = 1,505.74

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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.