Home / 3,946.71-5,909.97-3,829.92

Finding the Fourth Proportional to 3,946.71, 5,909.97 and 3,829.92

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Solution

The fourth proportional to 3,946.71, 5,909.97 and 3,829.92 is: 5,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.71 : 5,909.97 = 3,829.92 : x
  2. Step 2: Convert to fraction form
    3,946.71/5,909.97 = 3,829.92/x
  3. Step 3: Cross multiply
    3,946.71x = 5,909.97 × 3,829.92
  4. Step 4: Simplify right side
    3,946.71x = 22,634,712.30
  5. Step 5: Solve for x
    x = 22,634,712.30/3,946.71
  6. Step 6: Final answer
    x = 5,735.08

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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.