Home / 2,504.70-3,752.82-1,115.91

Finding the Fourth Proportional to 2,504.70, 3,752.82 and 1,115.91

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Solution

The fourth proportional to 2,504.70, 3,752.82 and 1,115.91 is: 1,671.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.70 : 3,752.82 = 1,115.91 : x
  2. Step 2: Convert to fraction form
    2,504.70/3,752.82 = 1,115.91/x
  3. Step 3: Cross multiply
    2,504.70x = 3,752.82 × 1,115.91
  4. Step 4: Simplify right side
    2,504.70x = 4,187,809.37
  5. Step 5: Solve for x
    x = 4,187,809.37/2,504.70
  6. Step 6: Final answer
    x = 1,671.98

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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.