Home / 3,457.26-5,183.81-1,377.59

Finding the Fourth Proportional to 3,457.26, 5,183.81 and 1,377.59

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Solution

The fourth proportional to 3,457.26, 5,183.81 and 1,377.59 is: 2,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.26 : 5,183.81 = 1,377.59 : x
  2. Step 2: Convert to fraction form
    3,457.26/5,183.81 = 1,377.59/x
  3. Step 3: Cross multiply
    3,457.26x = 5,183.81 × 1,377.59
  4. Step 4: Simplify right side
    3,457.26x = 7,141,137.18
  5. Step 5: Solve for x
    x = 7,141,137.18/3,457.26
  6. Step 6: Final answer
    x = 2,065.55

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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.