Home / 2,134.06-3,200.82-836.44

Finding the Fourth Proportional to 2,134.06, 3,200.82 and 836.44

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Solution

The fourth proportional to 2,134.06, 3,200.82 and 836.44 is: 1,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.06 : 3,200.82 = 836.44 : x
  2. Step 2: Convert to fraction form
    2,134.06/3,200.82 = 836.44/x
  3. Step 3: Cross multiply
    2,134.06x = 3,200.82 × 836.44
  4. Step 4: Simplify right side
    2,134.06x = 2,677,293.88
  5. Step 5: Solve for x
    x = 2,677,293.88/2,134.06
  6. Step 6: Final answer
    x = 1,254.55

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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.