Home / 3,007.24-4,147.90-2,759.38

Finding the Fourth Proportional to 3,007.24, 4,147.90 and 2,759.38

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Solution

The fourth proportional to 3,007.24, 4,147.90 and 2,759.38 is: 3,806.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.24 : 4,147.90 = 2,759.38 : x
  2. Step 2: Convert to fraction form
    3,007.24/4,147.90 = 2,759.38/x
  3. Step 3: Cross multiply
    3,007.24x = 4,147.90 × 2,759.38
  4. Step 4: Simplify right side
    3,007.24x = 11,445,632.30
  5. Step 5: Solve for x
    x = 11,445,632.30/3,007.24
  6. Step 6: Final answer
    x = 3,806.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.