Home / 3,065.03-4,229.87-1,738.65

Finding the Fourth Proportional to 3,065.03, 4,229.87 and 1,738.65

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Solution

The fourth proportional to 3,065.03, 4,229.87 and 1,738.65 is: 2,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.03 : 4,229.87 = 1,738.65 : x
  2. Step 2: Convert to fraction form
    3,065.03/4,229.87 = 1,738.65/x
  3. Step 3: Cross multiply
    3,065.03x = 4,229.87 × 1,738.65
  4. Step 4: Simplify right side
    3,065.03x = 7,354,254.78
  5. Step 5: Solve for x
    x = 7,354,254.78/3,065.03
  6. Step 6: Final answer
    x = 2,399.41

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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.