Home / 1,837.18-2,755.19-604.31

Finding the Fourth Proportional to 1,837.18, 2,755.19 and 604.31

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Solution

The fourth proportional to 1,837.18, 2,755.19 and 604.31 is: 906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.18 : 2,755.19 = 604.31 : x
  2. Step 2: Convert to fraction form
    1,837.18/2,755.19 = 604.31/x
  3. Step 3: Cross multiply
    1,837.18x = 2,755.19 × 604.31
  4. Step 4: Simplify right side
    1,837.18x = 1,664,992.74
  5. Step 5: Solve for x
    x = 1,664,992.74/1,837.18
  6. Step 6: Final answer
    x = 906.28

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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.