Home / 3,379.09-5,068.05-1,529.77

Finding the Fourth Proportional to 3,379.09, 5,068.05 and 1,529.77

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Solution

The fourth proportional to 3,379.09, 5,068.05 and 1,529.77 is: 2,294.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.09 : 5,068.05 = 1,529.77 : x
  2. Step 2: Convert to fraction form
    3,379.09/5,068.05 = 1,529.77/x
  3. Step 3: Cross multiply
    3,379.09x = 5,068.05 × 1,529.77
  4. Step 4: Simplify right side
    3,379.09x = 7,752,950.85
  5. Step 5: Solve for x
    x = 7,752,950.85/3,379.09
  6. Step 6: Final answer
    x = 2,294.39

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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.