Home / 7,956.44-10,979.90-4,419.69

Finding the Fourth Proportional to 7,956.44, 10,979.90 and 4,419.69

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Solution

The fourth proportional to 7,956.44, 10,979.90 and 4,419.69 is: 6,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.44 : 10,979.90 = 4,419.69 : x
  2. Step 2: Convert to fraction form
    7,956.44/10,979.90 = 4,419.69/x
  3. Step 3: Cross multiply
    7,956.44x = 10,979.90 × 4,419.69
  4. Step 4: Simplify right side
    7,956.44x = 48,527,754.23
  5. Step 5: Solve for x
    x = 48,527,754.23/7,956.44
  6. Step 6: Final answer
    x = 6,099.18

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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.