Home / 3,926.85-5,419.01-2,248.23

Finding the Fourth Proportional to 3,926.85, 5,419.01 and 2,248.23

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Solution

The fourth proportional to 3,926.85, 5,419.01 and 2,248.23 is: 3,102.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.85 : 5,419.01 = 2,248.23 : x
  2. Step 2: Convert to fraction form
    3,926.85/5,419.01 = 2,248.23/x
  3. Step 3: Cross multiply
    3,926.85x = 5,419.01 × 2,248.23
  4. Step 4: Simplify right side
    3,926.85x = 12,183,180.85
  5. Step 5: Solve for x
    x = 12,183,180.85/3,926.85
  6. Step 6: Final answer
    x = 3,102.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.