Home / 3,427.13-5,137.27-1,579.58

Finding the Fourth Proportional to 3,427.13, 5,137.27 and 1,579.58

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Solution

The fourth proportional to 3,427.13, 5,137.27 and 1,579.58 is: 2,367.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.13 : 5,137.27 = 1,579.58 : x
  2. Step 2: Convert to fraction form
    3,427.13/5,137.27 = 1,579.58/x
  3. Step 3: Cross multiply
    3,427.13x = 5,137.27 × 1,579.58
  4. Step 4: Simplify right side
    3,427.13x = 8,114,725.00
  5. Step 5: Solve for x
    x = 8,114,725.00/3,427.13
  6. Step 6: Final answer
    x = 2,367.79

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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.