Home / 7,956.27-10,979.76-4,322.31

Finding the Fourth Proportional to 7,956.27, 10,979.76 and 4,322.31

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Solution

The fourth proportional to 7,956.27, 10,979.76 and 4,322.31 is: 5,964.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.27 : 10,979.76 = 4,322.31 : x
  2. Step 2: Convert to fraction form
    7,956.27/10,979.76 = 4,322.31/x
  3. Step 3: Cross multiply
    7,956.27x = 10,979.76 × 4,322.31
  4. Step 4: Simplify right side
    7,956.27x = 47,457,926.45
  5. Step 5: Solve for x
    x = 47,457,926.45/7,956.27
  6. Step 6: Final answer
    x = 5,964.85

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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.