Home / 2,600.73-3,587.94-1,891.02

Finding the Fourth Proportional to 2,600.73, 3,587.94 and 1,891.02

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Solution

The fourth proportional to 2,600.73, 3,587.94 and 1,891.02 is: 2,608.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.73 : 3,587.94 = 1,891.02 : x
  2. Step 2: Convert to fraction form
    2,600.73/3,587.94 = 1,891.02/x
  3. Step 3: Cross multiply
    2,600.73x = 3,587.94 × 1,891.02
  4. Step 4: Simplify right side
    2,600.73x = 6,784,848.36
  5. Step 5: Solve for x
    x = 6,784,848.36/2,600.73
  6. Step 6: Final answer
    x = 2,608.82

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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.