Home / 2,810.69-4,214.39-1,165.26

Finding the Fourth Proportional to 2,810.69, 4,214.39 and 1,165.26

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Solution

The fourth proportional to 2,810.69, 4,214.39 and 1,165.26 is: 1,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.69 : 4,214.39 = 1,165.26 : x
  2. Step 2: Convert to fraction form
    2,810.69/4,214.39 = 1,165.26/x
  3. Step 3: Cross multiply
    2,810.69x = 4,214.39 × 1,165.26
  4. Step 4: Simplify right side
    2,810.69x = 4,910,854.27
  5. Step 5: Solve for x
    x = 4,910,854.27/2,810.69
  6. Step 6: Final answer
    x = 1,747.21

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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.