Home / 3,153.30-4,729.95-1,100.82

Finding the Fourth Proportional to 3,153.30, 4,729.95 and 1,100.82

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Solution

The fourth proportional to 3,153.30, 4,729.95 and 1,100.82 is: 1,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.30 : 4,729.95 = 1,100.82 : x
  2. Step 2: Convert to fraction form
    3,153.30/4,729.95 = 1,100.82/x
  3. Step 3: Cross multiply
    3,153.30x = 4,729.95 × 1,100.82
  4. Step 4: Simplify right side
    3,153.30x = 5,206,823.56
  5. Step 5: Solve for x
    x = 5,206,823.56/3,153.30
  6. Step 6: Final answer
    x = 1,651.23

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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.