Home / 4,169.13-5,743.64-2,907.90

Finding the Fourth Proportional to 4,169.13, 5,743.64 and 2,907.90

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Solution

The fourth proportional to 4,169.13, 5,743.64 and 2,907.90 is: 4,006.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.13 : 5,743.64 = 2,907.90 : x
  2. Step 2: Convert to fraction form
    4,169.13/5,743.64 = 2,907.90/x
  3. Step 3: Cross multiply
    4,169.13x = 5,743.64 × 2,907.90
  4. Step 4: Simplify right side
    4,169.13x = 16,701,916.22
  5. Step 5: Solve for x
    x = 16,701,916.22/4,169.13
  6. Step 6: Final answer
    x = 4,006.09

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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.