Home / 7,935.60-10,951.80-4,399.92

Finding the Fourth Proportional to 7,935.60, 10,951.80 and 4,399.92

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Solution

The fourth proportional to 7,935.60, 10,951.80 and 4,399.92 is: 6,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.60 : 10,951.80 = 4,399.92 : x
  2. Step 2: Convert to fraction form
    7,935.60/10,951.80 = 4,399.92/x
  3. Step 3: Cross multiply
    7,935.60x = 10,951.80 × 4,399.92
  4. Step 4: Simplify right side
    7,935.60x = 48,187,043.86
  5. Step 5: Solve for x
    x = 48,187,043.86/7,935.60
  6. Step 6: Final answer
    x = 6,072.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.