Home / 3,929.62-5,895.66-1,464.64

Finding the Fourth Proportional to 3,929.62, 5,895.66 and 1,464.64

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Solution

The fourth proportional to 3,929.62, 5,895.66 and 1,464.64 is: 2,197.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.62 : 5,895.66 = 1,464.64 : x
  2. Step 2: Convert to fraction form
    3,929.62/5,895.66 = 1,464.64/x
  3. Step 3: Cross multiply
    3,929.62x = 5,895.66 × 1,464.64
  4. Step 4: Simplify right side
    3,929.62x = 8,635,019.46
  5. Step 5: Solve for x
    x = 8,635,019.46/3,929.62
  6. Step 6: Final answer
    x = 2,197.42

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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.