Home / 3,926.62-5,889.93-1,616.86

Finding the Fourth Proportional to 3,926.62, 5,889.93 and 1,616.86

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Solution

The fourth proportional to 3,926.62, 5,889.93 and 1,616.86 is: 2,425.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.62 : 5,889.93 = 1,616.86 : x
  2. Step 2: Convert to fraction form
    3,926.62/5,889.93 = 1,616.86/x
  3. Step 3: Cross multiply
    3,926.62x = 5,889.93 × 1,616.86
  4. Step 4: Simplify right side
    3,926.62x = 9,523,192.22
  5. Step 5: Solve for x
    x = 9,523,192.22/3,926.62
  6. Step 6: Final answer
    x = 2,425.29

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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.