Home / 4,151.80-6,228.66-1,230.04

Finding the Fourth Proportional to 4,151.80, 6,228.66 and 1,230.04

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Solution

The fourth proportional to 4,151.80, 6,228.66 and 1,230.04 is: 1,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.80 : 6,228.66 = 1,230.04 : x
  2. Step 2: Convert to fraction form
    4,151.80/6,228.66 = 1,230.04/x
  3. Step 3: Cross multiply
    4,151.80x = 6,228.66 × 1,230.04
  4. Step 4: Simplify right side
    4,151.80x = 7,661,500.95
  5. Step 5: Solve for x
    x = 7,661,500.95/4,151.80
  6. Step 6: Final answer
    x = 1,845.34

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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.