Home / 5,917-8,878.92-3,284.86

Finding the Fourth Proportional to 5,917, 8,878.92 and 3,284.86

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Solution

The fourth proportional to 5,917, 8,878.92 and 3,284.86 is: 4,929.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917 : 8,878.92 = 3,284.86 : x
  2. Step 2: Convert to fraction form
    5,917/8,878.92 = 3,284.86/x
  3. Step 3: Cross multiply
    5,917x = 8,878.92 × 3,284.86
  4. Step 4: Simplify right side
    5,917x = 29,166,009.15
  5. Step 5: Solve for x
    x = 29,166,009.15/5,917
  6. Step 6: Final answer
    x = 4,929.19

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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.