Home / 6,285.15-9,429.92-3,942.38

Finding the Fourth Proportional to 6,285.15, 9,429.92 and 3,942.38

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Solution

The fourth proportional to 6,285.15, 9,429.92 and 3,942.38 is: 5,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.15 : 9,429.92 = 3,942.38 : x
  2. Step 2: Convert to fraction form
    6,285.15/9,429.92 = 3,942.38/x
  3. Step 3: Cross multiply
    6,285.15x = 9,429.92 × 3,942.38
  4. Step 4: Simplify right side
    6,285.15x = 37,176,261.15
  5. Step 5: Solve for x
    x = 37,176,261.15/6,285.15
  6. Step 6: Final answer
    x = 5,914.94

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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.