Home / 3,926.64-5,418.73-2,248.35

Finding the Fourth Proportional to 3,926.64, 5,418.73 and 2,248.35

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Solution

The fourth proportional to 3,926.64, 5,418.73 and 2,248.35 is: 3,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.64 : 5,418.73 = 2,248.35 : x
  2. Step 2: Convert to fraction form
    3,926.64/5,418.73 = 2,248.35/x
  3. Step 3: Cross multiply
    3,926.64x = 5,418.73 × 2,248.35
  4. Step 4: Simplify right side
    3,926.64x = 12,183,184.09
  5. Step 5: Solve for x
    x = 12,183,184.09/3,926.64
  6. Step 6: Final answer
    x = 3,102.70

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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.