Home / 1,835.72-2,755.38-1,347.38

Finding the Fourth Proportional to 1,835.72, 2,755.38 and 1,347.38

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Solution

The fourth proportional to 1,835.72, 2,755.38 and 1,347.38 is: 2,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.72 : 2,755.38 = 1,347.38 : x
  2. Step 2: Convert to fraction form
    1,835.72/2,755.38 = 1,347.38/x
  3. Step 3: Cross multiply
    1,835.72x = 2,755.38 × 1,347.38
  4. Step 4: Simplify right side
    1,835.72x = 3,712,543.90
  5. Step 5: Solve for x
    x = 3,712,543.90/1,835.72
  6. Step 6: Final answer
    x = 2,022.39

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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.