Home / 4,379.70-6,568.67-1,605.43

Finding the Fourth Proportional to 4,379.70, 6,568.67 and 1,605.43

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Solution

The fourth proportional to 4,379.70, 6,568.67 and 1,605.43 is: 2,407.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.70 : 6,568.67 = 1,605.43 : x
  2. Step 2: Convert to fraction form
    4,379.70/6,568.67 = 1,605.43/x
  3. Step 3: Cross multiply
    4,379.70x = 6,568.67 × 1,605.43
  4. Step 4: Simplify right side
    4,379.70x = 10,545,552.10
  5. Step 5: Solve for x
    x = 10,545,552.10/4,379.70
  6. Step 6: Final answer
    x = 2,407.82

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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.