Home / 3,821.63-5,274.97-2,495.54

Finding the Fourth Proportional to 3,821.63, 5,274.97 and 2,495.54

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Solution

The fourth proportional to 3,821.63, 5,274.97 and 2,495.54 is: 3,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.63 : 5,274.97 = 2,495.54 : x
  2. Step 2: Convert to fraction form
    3,821.63/5,274.97 = 2,495.54/x
  3. Step 3: Cross multiply
    3,821.63x = 5,274.97 × 2,495.54
  4. Step 4: Simplify right side
    3,821.63x = 13,163,898.63
  5. Step 5: Solve for x
    x = 13,163,898.63/3,821.63
  6. Step 6: Final answer
    x = 3,444.58

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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.