Home / 9,026.58-13,540-2,786.52

Finding the Fourth Proportional to 9,026.58, 13,540 and 2,786.52

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Solution

The fourth proportional to 9,026.58, 13,540 and 2,786.52 is: 4,179.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,026.58 : 13,540 = 2,786.52 : x
  2. Step 2: Convert to fraction form
    9,026.58/13,540 = 2,786.52/x
  3. Step 3: Cross multiply
    9,026.58x = 13,540 × 2,786.52
  4. Step 4: Simplify right side
    9,026.58x = 37,729,480.80
  5. Step 5: Solve for x
    x = 37,729,480.80/9,026.58
  6. Step 6: Final answer
    x = 4,179.82

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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.