Home / 2,910.14-4,016.09-1,583.89

Finding the Fourth Proportional to 2,910.14, 4,016.09 and 1,583.89

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Solution

The fourth proportional to 2,910.14, 4,016.09 and 1,583.89 is: 2,185.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.14 : 4,016.09 = 1,583.89 : x
  2. Step 2: Convert to fraction form
    2,910.14/4,016.09 = 1,583.89/x
  3. Step 3: Cross multiply
    2,910.14x = 4,016.09 × 1,583.89
  4. Step 4: Simplify right side
    2,910.14x = 6,361,026.83
  5. Step 5: Solve for x
    x = 6,361,026.83/2,910.14
  6. Step 6: Final answer
    x = 2,185.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.