Home / 3,064.85-4,229.38-1,738.81

Finding the Fourth Proportional to 3,064.85, 4,229.38 and 1,738.81

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Solution

The fourth proportional to 3,064.85, 4,229.38 and 1,738.81 is: 2,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.85 : 4,229.38 = 1,738.81 : x
  2. Step 2: Convert to fraction form
    3,064.85/4,229.38 = 1,738.81/x
  3. Step 3: Cross multiply
    3,064.85x = 4,229.38 × 1,738.81
  4. Step 4: Simplify right side
    3,064.85x = 7,354,095.70
  5. Step 5: Solve for x
    x = 7,354,095.70/3,064.85
  6. Step 6: Final answer
    x = 2,399.50

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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.