Home / 8,965.88-13,449.54-2,726.44

Finding the Fourth Proportional to 8,965.88, 13,449.54 and 2,726.44

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Solution

The fourth proportional to 8,965.88, 13,449.54 and 2,726.44 is: 4,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.88 : 13,449.54 = 2,726.44 : x
  2. Step 2: Convert to fraction form
    8,965.88/13,449.54 = 2,726.44/x
  3. Step 3: Cross multiply
    8,965.88x = 13,449.54 × 2,726.44
  4. Step 4: Simplify right side
    8,965.88x = 36,669,363.84
  5. Step 5: Solve for x
    x = 36,669,363.84/8,965.88
  6. Step 6: Final answer
    x = 4,089.88

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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.