Home / 7,956.98-11,935.44-2,113.59

Finding the Fourth Proportional to 7,956.98, 11,935.44 and 2,113.59

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Solution

The fourth proportional to 7,956.98, 11,935.44 and 2,113.59 is: 3,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.98 : 11,935.44 = 2,113.59 : x
  2. Step 2: Convert to fraction form
    7,956.98/11,935.44 = 2,113.59/x
  3. Step 3: Cross multiply
    7,956.98x = 11,935.44 × 2,113.59
  4. Step 4: Simplify right side
    7,956.98x = 25,226,626.63
  5. Step 5: Solve for x
    x = 25,226,626.63/7,956.98
  6. Step 6: Final answer
    x = 3,170.38

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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.