Home / 4,379.42-6,568.22-1,605.35

Finding the Fourth Proportional to 4,379.42, 6,568.22 and 1,605.35

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Solution

The fourth proportional to 4,379.42, 6,568.22 and 1,605.35 is: 2,407.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.42 : 6,568.22 = 1,605.35 : x
  2. Step 2: Convert to fraction form
    4,379.42/6,568.22 = 1,605.35/x
  3. Step 3: Cross multiply
    4,379.42x = 6,568.22 × 1,605.35
  4. Step 4: Simplify right side
    4,379.42x = 10,544,251.11
  5. Step 5: Solve for x
    x = 10,544,251.11/4,379.42
  6. Step 6: Final answer
    x = 2,407.68

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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.