Home / 4,131.15-6,195.42-1,357.18

Finding the Fourth Proportional to 4,131.15, 6,195.42 and 1,357.18

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Solution

The fourth proportional to 4,131.15, 6,195.42 and 1,357.18 is: 2,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.15 : 6,195.42 = 1,357.18 : x
  2. Step 2: Convert to fraction form
    4,131.15/6,195.42 = 1,357.18/x
  3. Step 3: Cross multiply
    4,131.15x = 6,195.42 × 1,357.18
  4. Step 4: Simplify right side
    4,131.15x = 8,408,308.82
  5. Step 5: Solve for x
    x = 8,408,308.82/4,131.15
  6. Step 6: Final answer
    x = 2,035.34

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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.