Home / 9,083.15-13,629.90-3,535.78

Finding the Fourth Proportional to 9,083.15, 13,629.90 and 3,535.78

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Solution

The fourth proportional to 9,083.15, 13,629.90 and 3,535.78 is: 5,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.15 : 13,629.90 = 3,535.78 : x
  2. Step 2: Convert to fraction form
    9,083.15/13,629.90 = 3,535.78/x
  3. Step 3: Cross multiply
    9,083.15x = 13,629.90 × 3,535.78
  4. Step 4: Simplify right side
    9,083.15x = 48,192,327.82
  5. Step 5: Solve for x
    x = 48,192,327.82/9,083.15
  6. Step 6: Final answer
    x = 5,305.68

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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.