Home / 3,205.16-4,802.87-2,379.57

Finding the Fourth Proportional to 3,205.16, 4,802.87 and 2,379.57

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Solution

The fourth proportional to 3,205.16, 4,802.87 and 2,379.57 is: 3,565.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.16 : 4,802.87 = 2,379.57 : x
  2. Step 2: Convert to fraction form
    3,205.16/4,802.87 = 2,379.57/x
  3. Step 3: Cross multiply
    3,205.16x = 4,802.87 × 2,379.57
  4. Step 4: Simplify right side
    3,205.16x = 11,428,765.37
  5. Step 5: Solve for x
    x = 11,428,765.37/3,205.16
  6. Step 6: Final answer
    x = 3,565.74

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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.