Home / 5,935.78-8,905.23-4,069.54

Finding the Fourth Proportional to 5,935.78, 8,905.23 and 4,069.54

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Solution

The fourth proportional to 5,935.78, 8,905.23 and 4,069.54 is: 6,105.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.78 : 8,905.23 = 4,069.54 : x
  2. Step 2: Convert to fraction form
    5,935.78/8,905.23 = 4,069.54/x
  3. Step 3: Cross multiply
    5,935.78x = 8,905.23 × 4,069.54
  4. Step 4: Simplify right side
    5,935.78x = 36,240,189.69
  5. Step 5: Solve for x
    x = 36,240,189.69/5,935.78
  6. Step 6: Final answer
    x = 6,105.38

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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.