Home / 3,436.21-5,150.08-1,354.12

Finding the Fourth Proportional to 3,436.21, 5,150.08 and 1,354.12

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Solution

The fourth proportional to 3,436.21, 5,150.08 and 1,354.12 is: 2,029.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.21 : 5,150.08 = 1,354.12 : x
  2. Step 2: Convert to fraction form
    3,436.21/5,150.08 = 1,354.12/x
  3. Step 3: Cross multiply
    3,436.21x = 5,150.08 × 1,354.12
  4. Step 4: Simplify right side
    3,436.21x = 6,973,826.33
  5. Step 5: Solve for x
    x = 6,973,826.33/3,436.21
  6. Step 6: Final answer
    x = 2,029.51

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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.