Home / 2,134.60-3,204.30-1,649.80

Finding the Fourth Proportional to 2,134.60, 3,204.30 and 1,649.80

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Solution

The fourth proportional to 2,134.60, 3,204.30 and 1,649.80 is: 2,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.60 : 3,204.30 = 1,649.80 : x
  2. Step 2: Convert to fraction form
    2,134.60/3,204.30 = 1,649.80/x
  3. Step 3: Cross multiply
    2,134.60x = 3,204.30 × 1,649.80
  4. Step 4: Simplify right side
    2,134.60x = 5,286,454.14
  5. Step 5: Solve for x
    x = 5,286,454.14/2,134.60
  6. Step 6: Final answer
    x = 2,476.55

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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.