Home / 3,799.61-5,688.91-1,946.73

Finding the Fourth Proportional to 3,799.61, 5,688.91 and 1,946.73

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Solution

The fourth proportional to 3,799.61, 5,688.91 and 1,946.73 is: 2,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.61 : 5,688.91 = 1,946.73 : x
  2. Step 2: Convert to fraction form
    3,799.61/5,688.91 = 1,946.73/x
  3. Step 3: Cross multiply
    3,799.61x = 5,688.91 × 1,946.73
  4. Step 4: Simplify right side
    3,799.61x = 11,074,771.76
  5. Step 5: Solve for x
    x = 11,074,771.76/3,799.61
  6. Step 6: Final answer
    x = 2,914.71

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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.