Home / 7,036.26-10,551.39-2,105.82

Finding the Fourth Proportional to 7,036.26, 10,551.39 and 2,105.82

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Solution

The fourth proportional to 7,036.26, 10,551.39 and 2,105.82 is: 3,157.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.26 : 10,551.39 = 2,105.82 : x
  2. Step 2: Convert to fraction form
    7,036.26/10,551.39 = 2,105.82/x
  3. Step 3: Cross multiply
    7,036.26x = 10,551.39 × 2,105.82
  4. Step 4: Simplify right side
    7,036.26x = 22,219,328.09
  5. Step 5: Solve for x
    x = 22,219,328.09/7,036.26
  6. Step 6: Final answer
    x = 3,157.83

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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.