Home / 3,929.89-5,893.32-1,464.15

Finding the Fourth Proportional to 3,929.89, 5,893.32 and 1,464.15

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Solution

The fourth proportional to 3,929.89, 5,893.32 and 1,464.15 is: 2,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.89 : 5,893.32 = 1,464.15 : x
  2. Step 2: Convert to fraction form
    3,929.89/5,893.32 = 1,464.15/x
  3. Step 3: Cross multiply
    3,929.89x = 5,893.32 × 1,464.15
  4. Step 4: Simplify right side
    3,929.89x = 8,628,704.48
  5. Step 5: Solve for x
    x = 8,628,704.48/3,929.89
  6. Step 6: Final answer
    x = 2,195.66

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1.5x scale

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.