Home / 4,135.76-6,203.84-3,150.12

Finding the Fourth Proportional to 4,135.76, 6,203.84 and 3,150.12

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Solution

The fourth proportional to 4,135.76, 6,203.84 and 3,150.12 is: 4,725.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.76 : 6,203.84 = 3,150.12 : x
  2. Step 2: Convert to fraction form
    4,135.76/6,203.84 = 3,150.12/x
  3. Step 3: Cross multiply
    4,135.76x = 6,203.84 × 3,150.12
  4. Step 4: Simplify right side
    4,135.76x = 19,542,840.46
  5. Step 5: Solve for x
    x = 19,542,840.46/4,135.76
  6. Step 6: Final answer
    x = 4,725.33

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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.