Home / 1,836.98-2,755.65-604.40

Finding the Fourth Proportional to 1,836.98, 2,755.65 and 604.40

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Solution

The fourth proportional to 1,836.98, 2,755.65 and 604.40 is: 906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.98 : 2,755.65 = 604.40 : x
  2. Step 2: Convert to fraction form
    1,836.98/2,755.65 = 604.40/x
  3. Step 3: Cross multiply
    1,836.98x = 2,755.65 × 604.40
  4. Step 4: Simplify right side
    1,836.98x = 1,665,498.82
  5. Step 5: Solve for x
    x = 1,665,498.82/1,836.98
  6. Step 6: Final answer
    x = 906.65

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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.