Home / 4,495.38-6,738.71-1,719.92

Finding the Fourth Proportional to 4,495.38, 6,738.71 and 1,719.92

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Solution

The fourth proportional to 4,495.38, 6,738.71 and 1,719.92 is: 2,578.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.38 : 6,738.71 = 1,719.92 : x
  2. Step 2: Convert to fraction form
    4,495.38/6,738.71 = 1,719.92/x
  3. Step 3: Cross multiply
    4,495.38x = 6,738.71 × 1,719.92
  4. Step 4: Simplify right side
    4,495.38x = 11,590,042.10
  5. Step 5: Solve for x
    x = 11,590,042.10/4,495.38
  6. Step 6: Final answer
    x = 2,578.21

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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.