Home / 7,950.24-11,926.32-2,106.96

Finding the Fourth Proportional to 7,950.24, 11,926.32 and 2,106.96

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Solution

The fourth proportional to 7,950.24, 11,926.32 and 2,106.96 is: 3,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.24 : 11,926.32 = 2,106.96 : x
  2. Step 2: Convert to fraction form
    7,950.24/11,926.32 = 2,106.96/x
  3. Step 3: Cross multiply
    7,950.24x = 11,926.32 × 2,106.96
  4. Step 4: Simplify right side
    7,950.24x = 25,128,279.19
  5. Step 5: Solve for x
    x = 25,128,279.19/7,950.24
  6. Step 6: Final answer
    x = 3,160.69

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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.