Home / 3,824.49-5,277.63-2,146.17

Finding the Fourth Proportional to 3,824.49, 5,277.63 and 2,146.17

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Solution

The fourth proportional to 3,824.49, 5,277.63 and 2,146.17 is: 2,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.49 : 5,277.63 = 2,146.17 : x
  2. Step 2: Convert to fraction form
    3,824.49/5,277.63 = 2,146.17/x
  3. Step 3: Cross multiply
    3,824.49x = 5,277.63 × 2,146.17
  4. Step 4: Simplify right side
    3,824.49x = 11,326,691.18
  5. Step 5: Solve for x
    x = 11,326,691.18/3,824.49
  6. Step 6: Final answer
    x = 2,961.62

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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.