Home / 9,026.38-13,539.77-2,786.55

Finding the Fourth Proportional to 9,026.38, 13,539.77 and 2,786.55

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Solution

The fourth proportional to 9,026.38, 13,539.77 and 2,786.55 is: 4,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,026.38 : 13,539.77 = 2,786.55 : x
  2. Step 2: Convert to fraction form
    9,026.38/13,539.77 = 2,786.55/x
  3. Step 3: Cross multiply
    9,026.38x = 13,539.77 × 2,786.55
  4. Step 4: Simplify right side
    9,026.38x = 37,729,246.09
  5. Step 5: Solve for x
    x = 37,729,246.09/9,026.38
  6. Step 6: Final answer
    x = 4,179.89

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1.5x scale

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.