Home / 2,956.15-4,435.68-1,396.09

Finding the Fourth Proportional to 2,956.15, 4,435.68 and 1,396.09

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Solution

The fourth proportional to 2,956.15, 4,435.68 and 1,396.09 is: 2,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.15 : 4,435.68 = 1,396.09 : x
  2. Step 2: Convert to fraction form
    2,956.15/4,435.68 = 1,396.09/x
  3. Step 3: Cross multiply
    2,956.15x = 4,435.68 × 1,396.09
  4. Step 4: Simplify right side
    2,956.15x = 6,192,608.49
  5. Step 5: Solve for x
    x = 6,192,608.49/2,956.15
  6. Step 6: Final answer
    x = 2,094.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.