Home / 4,007.69-6,012.38-1,375.09

Finding the Fourth Proportional to 4,007.69, 6,012.38 and 1,375.09

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Solution

The fourth proportional to 4,007.69, 6,012.38 and 1,375.09 is: 2,062.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.69 : 6,012.38 = 1,375.09 : x
  2. Step 2: Convert to fraction form
    4,007.69/6,012.38 = 1,375.09/x
  3. Step 3: Cross multiply
    4,007.69x = 6,012.38 × 1,375.09
  4. Step 4: Simplify right side
    4,007.69x = 8,267,578.11
  5. Step 5: Solve for x
    x = 8,267,578.11/4,007.69
  6. Step 6: Final answer
    x = 2,062.93

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1.5x scale

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.