Home / 8,235.36-12,355.26-3,850.56

Finding the Fourth Proportional to 8,235.36, 12,355.26 and 3,850.56

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Solution

The fourth proportional to 8,235.36, 12,355.26 and 3,850.56 is: 5,776.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.36 : 12,355.26 = 3,850.56 : x
  2. Step 2: Convert to fraction form
    8,235.36/12,355.26 = 3,850.56/x
  3. Step 3: Cross multiply
    8,235.36x = 12,355.26 × 3,850.56
  4. Step 4: Simplify right side
    8,235.36x = 47,574,669.95
  5. Step 5: Solve for x
    x = 47,574,669.95/8,235.36
  6. Step 6: Final answer
    x = 5,776.88

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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.