Home / 3,935.92-5,875.08-3,468.85

Finding the Fourth Proportional to 3,935.92, 5,875.08 and 3,468.85

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Solution

The fourth proportional to 3,935.92, 5,875.08 and 3,468.85 is: 5,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.92 : 5,875.08 = 3,468.85 : x
  2. Step 2: Convert to fraction form
    3,935.92/5,875.08 = 3,468.85/x
  3. Step 3: Cross multiply
    3,935.92x = 5,875.08 × 3,468.85
  4. Step 4: Simplify right side
    3,935.92x = 20,379,772.83
  5. Step 5: Solve for x
    x = 20,379,772.83/3,935.92
  6. Step 6: Final answer
    x = 5,177.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.