Home / 3,929.31-5,894.78-1,464.48

Finding the Fourth Proportional to 3,929.31, 5,894.78 and 1,464.48

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Solution

The fourth proportional to 3,929.31, 5,894.78 and 1,464.48 is: 2,197.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.31 : 5,894.78 = 1,464.48 : x
  2. Step 2: Convert to fraction form
    3,929.31/5,894.78 = 1,464.48/x
  3. Step 3: Cross multiply
    3,929.31x = 5,894.78 × 1,464.48
  4. Step 4: Simplify right side
    3,929.31x = 8,632,780.09
  5. Step 5: Solve for x
    x = 8,632,780.09/3,929.31
  6. Step 6: Final answer
    x = 2,197.02

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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.