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Finding the Fourth Proportional to 7,935.96, 10,952.03 and 4,399.09

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Solution

The fourth proportional to 7,935.96, 10,952.03 and 4,399.09 is: 6,070.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.96 : 10,952.03 = 4,399.09 : x
  2. Step 2: Convert to fraction form
    7,935.96/10,952.03 = 4,399.09/x
  3. Step 3: Cross multiply
    7,935.96x = 10,952.03 × 4,399.09
  4. Step 4: Simplify right side
    7,935.96x = 48,178,965.65
  5. Step 5: Solve for x
    x = 48,178,965.65/7,935.96
  6. Step 6: Final answer
    x = 6,070.97

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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.